{"title":"Lithium Battery Revival \u0026 Rebuild Program","description":"\u003cdiv style=\"max-width:1100px;margin:0 auto 24px;font-family:Arial,Helvetica,sans-serif;color:#0b2138;font-size:16px;line-height:1.6;overflow-wrap:anywhere;text-align:left;\"\u003e\n\n  \u003cdiv style=\"background:#0b2138;border-top:5px solid #00bf75;border-radius:12px;padding:22px;\"\u003e\n    \u003cp style=\"margin:0 0 8px;color:#75efb9;font-size:12px;font-weight:bold;letter-spacing:1.5px;\"\u003e\n      UNITED LITHIUM SOLUTIONS\n    \u003c\/p\u003e\n    \u003ch2 style=\"margin:0 0 10px;color:#ffffff;font-size:26px;line-height:1.25;\"\u003e\n      Give your battery a second life.\n    \u003c\/h2\u003e\n    \u003cp style=\"margin:0;color:#ffffff;\"\u003e\n      Explore our growing Battery Revival program for mail-in\n      battery evaluation, repair, and cell rebuilding.\n      Below are some models we have already accepted into the program.\n      Have a different battery? Send us its details for review.\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"margin:16px 0;padding:16px;background:#effbf5;border-left:4px solid #00a66a;border-radius:8px;\"\u003e\n    \u003cstrong style=\"display:block;font-size:18px;margin-bottom:6px;\"\u003e\n      Don't see your battery listed?\n    \u003c\/strong\u003e\n    \u003cp style=\"margin:0 0 12px;\"\u003e\n      We welcome inquiries for other battery models.\n      Email clear photos of the battery label, housing, connectors,\n      and charger label, along with the problem you are experiencing.\n      Our team will review the information and discuss whether\n      an evaluation can be arranged.\n    \u003c\/p\u003e\n    \u003ca href=\"mailto:sales@unitedlithium.us?subject=Battery%20Revival%20Evaluation\" style=\"display:inline-block;padding:11px 16px;background:#005bff;color:#ffffff;border-radius:6px;text-decoration:none;font-weight:bold;\"\u003e\n      Request a Battery Evaluation\n    \u003c\/a\u003e\n  \u003c\/div\u003e\n\n  \u003ch2 style=\"margin:22px 0 8px;font-size:22px;color:#0b2138;\"\u003e\n    Models already accepted into our program\n  \u003c\/h2\u003e\n  \u003cp style=\"margin:0 0 14px;\"\u003e\n    These listings cover specific models. Other batteries are reviewed\n    individually, and repair suitability depends on inspection.\n  \u003c\/p\u003e\n\n  \u003cdiv style=\"display:flex;flex-wrap:wrap;gap:12px;margin:16px 0;\"\u003e\n\n    \u003ca href=\"\/products\/foreflight-sentry-battery-replacement-service\" style=\"display:block;flex:1 1 220px;min-width:0;box-sizing:border-box;padding:16px;border:1px solid #d8e3ee;border-top:4px solid #005bff;border-radius:8px;background:#f8fafc;text-decoration:none;color:#0b2138;\"\u003e\n      \u003cstrong style=\"display:block;font-size:18px;margin-bottom:6px;\"\u003e\n        ForeFlight Sentry\n      \u003c\/strong\u003e\n      \u003cspan style=\"display:block;font-size:14px;\"\u003e\n        Review our Sentry battery service for supported models\n        and service requirements.\n      \u003c\/span\u003e\n      \u003cspan style=\"display:block;color:#0047cc;font-weight:bold;margin-top:10px;\"\u003e\n        View Sentry service →\n      \u003c\/span\u003e\n    \u003c\/a\u003e\n\n    \u003ca href=\"\/products\/slinger-bag-tennis-ball-machine-battery-rebuild\" style=\"display:block;flex:1 1 220px;min-width:0;box-sizing:border-box;padding:16px;border:1px solid #d8e3ee;border-top:4px solid #00bf75;border-radius:8px;background:#f8fafc;text-decoration:none;color:#0b2138;\"\u003e\n      \u003cstrong style=\"display:block;font-size:18px;margin-bottom:6px;\"\u003e\n        Slinger Bag\n      \u003c\/strong\u003e\n      \u003cspan style=\"display:block;font-size:14px;\"\u003e\n        Mail-in cell rebuilding for the original KMD-SB-4660\n        tennis ball machine battery.\n      \u003c\/span\u003e\n      \u003cspan style=\"display:block;color:#0047cc;font-weight:bold;margin-top:10px;\"\u003e\n        View Slinger Bag service →\n      \u003c\/span\u003e\n    \u003c\/a\u003e\n\n    \u003ca href=\"\/products\/ovis-forwardx-battery-revival\" style=\"display:block;flex:1 1 220px;min-width:0;box-sizing:border-box;padding:16px;border:1px solid #d8e3ee;border-top:4px solid #005bff;border-radius:8px;background:#f8fafc;text-decoration:none;color:#0b2138;\"\u003e\n      \u003cstrong style=\"display:block;font-size:18px;margin-bottom:6px;\"\u003e\n        ForwardX Ovis\n      \u003c\/strong\u003e\n      \u003cspan style=\"display:block;font-size:14px;\"\u003e\n        Evaluation and cell rebuilding for the original\n        removable Ovis smart suitcase battery.\n      \u003c\/span\u003e\n      \u003cspan style=\"display:block;color:#0047cc;font-weight:bold;margin-top:10px;\"\u003e\n        View Ovis service →\n      \u003c\/span\u003e\n    \u003c\/a\u003e\n\n  \u003c\/div\u003e\n\n  \u003cdetails style=\"margin:16px 0;border:1px solid #d8e3ee;border-radius:8px;padding:14px 16px;background:#ffffff;\"\u003e\n    \u003csummary style=\"cursor:pointer;font-weight:bold;color:#0b2138;\"\u003e\n      How our mail-in battery program works\n    \u003c\/summary\u003e\n\n    \u003col style=\"padding-left:22px;margin:14px 0;\"\u003e\n      \u003cli style=\"margin-bottom:8px;\"\u003e\n        \u003cstrong\u003eFind a listed service or request a review.\u003c\/strong\u003e\n        If your model isn't listed, send us photos and symptoms\n        before ordering or shipping.\n      \u003c\/li\u003e\n      \u003cli style=\"margin-bottom:8px;\"\u003e\n        \u003cstrong\u003eConfirm service and shipping arrangements.\u003c\/strong\u003e\n        We review your battery details and explain the next steps,\n        including packaging and shipping instructions.\n      \u003c\/li\u003e\n      \u003cli style=\"margin-bottom:8px;\"\u003e\n        \u003cstrong\u003eSend your original battery.\u003c\/strong\u003e\n        Include your contact details and order or service reference.\n      \u003c\/li\u003e\n      \u003cli style=\"margin-bottom:8px;\"\u003e\n        \u003cstrong\u003eInspection and approval.\u003c\/strong\u003e\n        We assess whether repair or rebuilding is suitable.\n        For unlisted models, the scope and price are confirmed\n        before repair work begins.\n      \u003c\/li\u003e\n      \u003cli\u003e\n        \u003cstrong\u003eRebuilding, testing, and return.\u003c\/strong\u003e\n        Approved work is completed, the battery is tested,\n        and return shipment is arranged after successful testing.\n      \u003c\/li\u003e\n    \u003c\/ol\u003e\n\n    \u003cp style=\"margin:12px 0;font-size:14px;\"\u003e\n      These are services for your existing battery.\n      Cell replacement does not resolve every charger,\n      connector, or circuit-board fault. Original components\n      are reused only when suitable. Not every battery can be rebuilt.\n      Contact us before shipping a swollen, leaking, overheated,\n      or physically damaged battery.\n    \u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cp style=\"margin:14px 0 0;font-size:14px;\"\u003e\n    \u003cstrong\u003eHave a battery you'd like us to review?\u003c\/strong\u003e\n    Contact\n    \u003ca href=\"mailto:sales@unitedlithium.us\" style=\"color:#0047cc;text-decoration:underline;\"\u003e\n      sales@unitedlithium.us\n    \u003c\/a\u003e\n    or call\n    \u003ca href=\"tel:+18777428136\" style=\"color:#0047cc;text-decoration:underline;\"\u003e\n      877-742-8136\n    \u003c\/a\u003e.\n  \u003c\/p\u003e\n\n\u003c\/div\u003e","products":[{"product_id":"foreflight-sentry-battery-replacement-service","title":"ULS Battery Revival™ for ForeFlight Sentry | Battery Cell Replacement Service","description":"\u003cstyle\u003e\n  #uls-sentry-service {\n    --uls-navy: #071f3d;\n    --uls-navy-2: #0d315a;\n    --uls-blue: #0759ff;\n    --uls-green: #00df5b;\n    --uls-green-dark: #00a947;\n    --uls-cyan: #00b8d9;\n    --uls-text: #1d2939;\n    --uls-muted: #667085;\n    --uls-border: #dbe4ee;\n    --uls-bg: #f5f9fc;\n    --uls-soft-blue: #eef5ff;\n    --uls-white: #ffffff;\n    --uls-warning-bg: #fff8e9;\n    --uls-warning-border: #ffd486;\n\n    max-width: 1120px;\n    margin: 0 auto;\n    color: var(--uls-text);\n    font-family: Arial, Helvetica, sans-serif;\n    line-height: 1.6;\n  }\n\n  #uls-sentry-service * {\n    box-sizing: border-box;\n  }\n\n  #uls-sentry-service h1,\n  #uls-sentry-service h2,\n  #uls-sentry-service h3,\n  #uls-sentry-service h4,\n  #uls-sentry-service p {\n    margin-top: 0;\n  }\n\n  #uls-sentry-service ul {\n    margin: 0;\n    padding: 0;\n    list-style: none;\n  }\n\n  #uls-sentry-service .uls-hero {\n    position: relative;\n    overflow: hidden;\n    padding: 58px 42px;\n    border-radius: 24px;\n    background:\n      radial-gradient(circle at top right, rgba(0, 223, 91, 0.20), transparent 32%),\n      linear-gradient(135deg, var(--uls-navy) 0%, var(--uls-navy-2) 62%, #064497 100%);\n    color: var(--uls-white);\n    box-shadow: 0 20px 55px rgba(7, 31, 61, 0.18);\n  }\n\n  #uls-sentry-service .uls-hero:after {\n    content: \"\";\n    position: absolute;\n    right: -110px;\n    bottom: -160px;\n    width: 330px;\n    height: 330px;\n    border-radius: 50%;\n    background: linear-gradient(\n      145deg,\n      rgba(0, 223, 91, 0.25),\n      rgba(7, 89, 255, 0.22)\n    );\n  }\n\n  #uls-sentry-service .uls-eyebrow {\n    position: relative;\n    z-index: 2;\n    display: inline-flex;\n    align-items: center;\n    gap: 8px;\n    margin-bottom: 16px;\n    padding: 7px 12px;\n    border: 1px solid rgba(255, 255, 255, 0.25);\n    border-radius: 999px;\n    background: rgba(255, 255, 255, 0.10);\n    color: #dfffea;\n    font-size: 13px;\n    font-weight: 800;\n    letter-spacing: 0.05em;\n    text-transform: uppercase;\n  }\n\n  #uls-sentry-service .uls-dot {\n    width: 9px;\n    height: 9px;\n    border-radius: 50%;\n    background: var(--uls-green);\n    box-shadow: 0 0 12px rgba(0, 223, 91, 0.8);\n  }\n\n  #uls-sentry-service .uls-hero h2 {\n    position: relative;\n    z-index: 2;\n    max-width: 900px;\n    margin-bottom: 18px;\n    color: var(--uls-white);\n    font-size: clamp(34px, 5vw, 56px);\n    line-height: 1.06;\n    letter-spacing: -0.04em;\n  }\n\n  #uls-sentry-service .uls-hero-copy {\n    position: relative;\n    z-index: 2;\n    max-width: 800px;\n    margin-bottom: 24px;\n    color: #e6eef7;\n    font-size: 18px;\n  }\n\n  #uls-sentry-service .uls-hero-points {\n    position: relative;\n    z-index: 2;\n    display: flex;\n    flex-wrap: wrap;\n    gap: 10px;\n  }\n\n  #uls-sentry-service .uls-hero-points span {\n    padding: 9px 13px;\n    border-radius: 999px;\n    background: rgba(255, 255, 255, 0.11);\n    color: var(--uls-white);\n    font-size: 14px;\n    font-weight: 700;\n  }\n\n  #uls-sentry-service .uls-trust {\n    display: grid;\n    grid-template-columns: repeat(4, 1fr);\n    margin: 20px 0 38px;\n    overflow: hidden;\n    border: 1px solid var(--uls-border);\n    border-radius: 16px;\n    background: var(--uls-white);\n  }\n\n  #uls-sentry-service .uls-trust-item {\n    padding: 18px 14px;\n    border-right: 1px solid var(--uls-border);\n    text-align: center;\n  }\n\n  #uls-sentry-service .uls-trust-item:last-child {\n    border-right: 0;\n  }\n\n  #uls-sentry-service .uls-trust-item strong {\n    display: block;\n    color: var(--uls-navy);\n    font-size: 14px;\n  }\n\n  #uls-sentry-service .uls-trust-item span {\n    display: block;\n    margin-top: 2px;\n    color: var(--uls-muted);\n    font-size: 12px;\n  }\n\n  #uls-sentry-service .uls-section {\n    margin: 42px 0;\n  }\n\n  #uls-sentry-service .uls-section-heading {\n    margin-bottom: 20px;\n  }\n\n  #uls-sentry-service .uls-section-heading h3 {\n    margin-bottom: 7px;\n    color: var(--uls-navy);\n    font-size: 30px;\n    line-height: 1.15;\n    letter-spacing: -0.02em;\n  }\n\n  #uls-sentry-service .uls-section-heading p {\n    max-width: 800px;\n    margin-bottom: 0;\n    color: var(--uls-muted);\n  }\n\n  #uls-sentry-service .uls-info-banner {\n    padding: 20px 22px;\n    border-left: 4px solid var(--uls-blue);\n    border-radius: 10px;\n    background: var(--uls-soft-blue);\n    color: #344054;\n  }\n\n  #uls-sentry-service .uls-info-banner strong {\n    color: var(--uls-navy);\n  }\n\n  #uls-sentry-service .uls-model-grid {\n    display: grid;\n    grid-template-columns: repeat(2, minmax(0, 1fr));\n    gap: 20px;\n  }\n\n  #uls-sentry-service .uls-model-card {\n    display: flex;\n    flex-direction: column;\n    min-height: 100%;\n    padding: 28px;\n    border: 1px solid var(--uls-border);\n    border-radius: 20px;\n    background: var(--uls-white);\n    box-shadow: 0 9px 28px rgba(7, 31, 61, 0.07);\n  }\n\n  #uls-sentry-service .uls-model-card.featured {\n    border: 2px solid var(--uls-blue);\n    box-shadow: 0 15px 38px rgba(7, 89, 255, 0.12);\n  }\n\n  #uls-sentry-service .uls-badge {\n    display: inline-block;\n    align-self: flex-start;\n    margin-bottom: 12px;\n    padding: 6px 10px;\n    border-radius: 999px;\n    background: linear-gradient(90deg, var(--uls-green), #08cba8);\n    color: var(--uls-navy);\n    font-size: 11px;\n    font-weight: 900;\n    letter-spacing: 0.04em;\n    text-transform: uppercase;\n  }\n\n  #uls-sentry-service .uls-model-card h3 {\n    margin-bottom: 5px;\n    color: var(--uls-navy);\n    font-size: 25px;\n  }\n\n  #uls-sentry-service .uls-model-sub {\n    margin-bottom: 18px;\n    color: var(--uls-muted);\n    font-size: 14px;\n  }\n\n  #uls-sentry-service .uls-price-grid {\n    display: grid;\n    grid-template-columns: repeat(2, minmax(0, 1fr));\n    gap: 12px;\n    margin: 18px 0 22px;\n  }\n\n  #uls-sentry-service .uls-price-box {\n    padding: 15px 14px;\n    border: 1px solid var(--uls-border);\n    border-radius: 12px;\n    background: var(--uls-bg);\n  }\n\n  #uls-sentry-service .uls-price-label {\n    display: block;\n    margin-bottom: 3px;\n    color: var(--uls-muted);\n    font-size: 11px;\n    font-weight: 800;\n    letter-spacing: 0.04em;\n    text-transform: uppercase;\n  }\n\n  #uls-sentry-service .uls-price {\n    color: var(--uls-blue);\n    font-size: 32px;\n    font-weight: 900;\n    line-height: 1;\n  }\n\n  #uls-sentry-service .uls-check-list li {\n    position: relative;\n    margin-bottom: 10px;\n    padding-left: 25px;\n  }\n\n  #uls-sentry-service .uls-check-list li:before {\n    content: \"✓\";\n    position: absolute;\n    left: 0;\n    top: 0;\n    color: var(--uls-green-dark);\n    font-weight: 900;\n  }\n\n  #uls-sentry-service .uls-card-note {\n    margin-top: auto;\n    padding-top: 18px;\n    color: var(--uls-muted);\n    font-size: 13px;\n  }\n\n  #uls-sentry-service .uls-highlight {\n    margin-top: 18px;\n    padding: 14px 15px;\n    border-radius: 11px;\n    background: var(--uls-soft-blue);\n    color: #344054;\n    font-size: 13px;\n  }\n\n  #uls-sentry-service .uls-highlight strong {\n    color: var(--uls-navy);\n  }\n\n  #uls-sentry-service .uls-symptoms {\n    display: grid;\n    grid-template-columns: repeat(3, minmax(0, 1fr));\n    gap: 12px;\n  }\n\n  #uls-sentry-service .uls-symptom {\n    padding: 17px 18px;\n    border: 1px solid var(--uls-border);\n    border-radius: 13px;\n    background: var(--uls-bg);\n    color: var(--uls-navy);\n    font-weight: 700;\n  }\n\n  #uls-sentry-service .uls-process {\n    display: grid;\n    grid-template-columns: repeat(4, minmax(0, 1fr));\n    gap: 15px;\n    counter-reset: uls-step;\n  }\n\n  #uls-sentry-service .uls-step {\n    padding: 23px 18px 19px;\n    border: 1px solid var(--uls-border);\n    border-radius: 15px;\n    background: var(--uls-white);\n    counter-increment: uls-step;\n  }\n\n  #uls-sentry-service .uls-step:before {\n    content: counter(uls-step);\n    display: flex;\n    align-items: center;\n    justify-content: center;\n    width: 35px;\n    height: 35px;\n    margin-bottom: 13px;\n    border-radius: 50%;\n    background: linear-gradient(145deg, var(--uls-green), var(--uls-blue));\n    color: var(--uls-white);\n    font-weight: 900;\n  }\n\n  #uls-sentry-service .uls-step strong {\n    display: block;\n    margin-bottom: 5px;\n    color: var(--uls-navy);\n  }\n\n  #uls-sentry-service .uls-step p {\n    margin-bottom: 0;\n    color: var(--uls-muted);\n    font-size: 14px;\n  }\n\n  #uls-sentry-service .uls-info-grid {\n    display: grid;\n    grid-template-columns: repeat(2, minmax(0, 1fr));\n    gap: 18px;\n  }\n\n  #uls-sentry-service .uls-info-box {\n    padding: 25px;\n    border-radius: 16px;\n    background: var(--uls-bg);\n  }\n\n  #uls-sentry-service .uls-info-box h3 {\n    margin-bottom: 10px;\n    color: var(--uls-navy);\n    font-size: 21px;\n  }\n\n  #uls-sentry-service .uls-info-box p:last-child {\n    margin-bottom: 0;\n  }\n\n  #uls-sentry-service .uls-warning {\n    margin-top: 20px;\n    padding: 18px 20px;\n    border: 1px solid var(--uls-warning-border);\n    border-radius: 12px;\n    background: var(--uls-warning-bg);\n    color: #714b00;\n  }\n\n  #uls-sentry-service .uls-why-grid {\n    display: grid;\n    grid-template-columns: repeat(3, minmax(0, 1fr));\n    gap: 15px;\n  }\n\n  #uls-sentry-service .uls-why-card {\n    padding: 23px;\n    border: 1px solid var(--uls-border);\n    border-radius: 15px;\n    background: linear-gradient(180deg, #ffffff, #f7fbff);\n  }\n\n  #uls-sentry-service .uls-why-card strong {\n    display: block;\n    margin-bottom: 7px;\n    color: var(--uls-navy);\n    font-size: 17px;\n  }\n\n  #uls-sentry-service .uls-why-card p {\n    margin-bottom: 0;\n    color: var(--uls-muted);\n    font-size: 14px;\n  }\n\n  #uls-sentry-service .uls-faq details {\n    margin-bottom: 10px;\n    overflow: hidden;\n    border: 1px solid var(--uls-border);\n    border-radius: 12px;\n    background: var(--uls-white);\n  }\n\n  #uls-sentry-service .uls-faq summary {\n    cursor: pointer;\n    padding: 17px 19px;\n    color: var(--uls-navy);\n    font-weight: 800;\n    list-style: none;\n  }\n\n  #uls-sentry-service .uls-faq summary::-webkit-details-marker {\n    display: none;\n  }\n\n  #uls-sentry-service .uls-faq summary:after {\n    content: \"+\";\n    float: right;\n    color: var(--uls-blue);\n    font-size: 20px;\n    line-height: 1;\n  }\n\n  #uls-sentry-service .uls-faq details[open] summary:after {\n    content: \"–\";\n  }\n\n  #uls-sentry-service .uls-faq details p {\n    margin: 0;\n    padding: 0 19px 18px;\n    color: var(--uls-muted);\n  }\n\n  #uls-sentry-service .uls-cta {\n    margin-top: 42px;\n    padding: 40px 30px;\n    border-radius: 22px;\n    background:\n      linear-gradient(130deg, rgba(0, 223, 91, 0.13), rgba(7, 89, 255, 0.12)),\n      var(--uls-navy);\n    color: var(--uls-white);\n    text-align: center;\n  }\n\n  #uls-sentry-service .uls-cta h3 {\n    margin-bottom: 9px;\n    color: var(--uls-white);\n    font-size: 31px;\n  }\n\n  #uls-sentry-service .uls-cta p {\n    max-width: 720px;\n    margin: 0 auto;\n    color: #e2eaf4;\n  }\n\n  #uls-sentry-service .uls-disclaimer {\n    margin-top: 24px;\n    padding: 15px 18px;\n    border-left: 4px solid var(--uls-blue);\n    border-radius: 8px;\n    background: var(--uls-soft-blue);\n    color: #475467;\n    font-size: 12px;\n  }\n\n  @media (max-width: 850px) {\n    #uls-sentry-service .uls-trust {\n      grid-template-columns: repeat(2, 1fr);\n    }\n\n    #uls-sentry-service .uls-trust-item:nth-child(2) {\n      border-right: 0;\n    }\n\n    #uls-sentry-service .uls-trust-item:nth-child(-n+2) {\n      border-bottom: 1px solid var(--uls-border);\n    }\n\n    #uls-sentry-service .uls-model-grid,\n    #uls-sentry-service .uls-why-grid {\n      grid-template-columns: 1fr;\n    }\n\n    #uls-sentry-service .uls-process {\n      grid-template-columns: repeat(2, minmax(0, 1fr));\n    }\n\n    #uls-sentry-service .uls-symptoms {\n      grid-template-columns: repeat(2, minmax(0, 1fr));\n    }\n  }\n\n  @media (max-width: 600px) {\n    #uls-sentry-service {\n      line-height: 1.55;\n    }\n\n    #uls-sentry-service .uls-hero {\n      padding: 38px 22px;\n      border-radius: 17px;\n    }\n\n    #uls-sentry-service .uls-hero h2 {\n      font-size: 34px;\n    }\n\n    #uls-sentry-service .uls-hero-copy {\n      font-size: 16px;\n    }\n\n    #uls-sentry-service .uls-hero-points {\n      gap: 7px;\n    }\n\n    #uls-sentry-service .uls-hero-points span {\n      padding: 7px 10px;\n      font-size: 12px;\n    }\n\n    #uls-sentry-service .uls-trust {\n      grid-template-columns: 1fr 1fr;\n    }\n\n    #uls-sentry-service .uls-trust-item {\n      padding: 14px 9px;\n    }\n\n    #uls-sentry-service .uls-section {\n      margin: 34px 0;\n    }\n\n    #uls-sentry-service .uls-section-heading h3 {\n      font-size: 25px;\n    }\n\n    #uls-sentry-service .uls-model-card,\n    #uls-sentry-service .uls-info-box,\n    #uls-sentry-service .uls-why-card {\n      padding: 20px;\n    }\n\n    #uls-sentry-service .uls-price-grid {\n      grid-template-columns: 1fr;\n    }\n\n    #uls-sentry-service .uls-price {\n      font-size: 31px;\n    }\n\n    #uls-sentry-service .uls-process,\n    #uls-sentry-service .uls-symptoms,\n    #uls-sentry-service .uls-info-grid {\n      grid-template-columns: 1fr;\n    }\n  }\n\u003c\/style\u003e\n\n\u003cdiv id=\"uls-sentry-service\"\u003e\n\n  \u003csection class=\"uls-hero\"\u003e\n    \u003cdiv class=\"uls-eyebrow\"\u003e\n      \u003cspan class=\"uls-dot\"\u003e\u003c\/span\u003e\n      ULS Battery Revival™\n    \u003c\/div\u003e\n\n    \u003ch2\u003eForeFlight Sentry \u0026amp; Sentry Plus Battery Replacement Service\u003c\/h2\u003e\n\n    \u003cp class=\"uls-hero-copy\"\u003e\n      Restore dependable portable runtime without replacing your entire ADS-B receiver.\n      United Lithium Solutions provides professional internal lithium-ion battery\n      replacement for compatible ForeFlight Sentry and Sentry Plus devices through\n      our Las Vegas mail-in service facility.\n    \u003c\/p\u003e\n\n    \u003cdiv class=\"uls-hero-points\"\u003e\n      \u003cspan\u003eSentry \u0026amp; Sentry Plus\u003c\/span\u003e\n      \u003cspan\u003eLithium Battery Specialists\u003c\/span\u003e\n      \u003cspan\u003eMail-In Service\u003c\/span\u003e\n      \u003cspan\u003eCharging \u0026amp; Functional Testing\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003cdiv class=\"uls-trust\"\u003e\n    \u003cdiv class=\"uls-trust-item\"\u003e\n      \u003cstrong\u003eBattery Specialists\u003c\/strong\u003e\n      \u003cspan\u003eLithium-ion service\u003c\/span\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"uls-trust-item\"\u003e\n      \u003cstrong\u003eLas Vegas, Nevada\u003c\/strong\u003e\n      \u003cspan\u003eU.S.-based service\u003c\/span\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"uls-trust-item\"\u003e\n      \u003cstrong\u003eTested Before Return\u003c\/strong\u003e\n      \u003cspan\u003eCharging + power verification\u003c\/span\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"uls-trust-item\"\u003e\n      \u003cstrong\u003eNationwide Mail-In\u003c\/strong\u003e\n      \u003cspan\u003eTracked shipping recommended\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003csection class=\"uls-section\"\u003e\n    \u003cdiv class=\"uls-section-heading\"\u003e\n      \u003ch3\u003eKeep Your Sentry. Replace the Aging Battery.\u003c\/h3\u003e\n      \u003cp\u003e\n        Lithium-ion batteries gradually lose usable capacity with age and repeated\n        charge cycles. If your Sentry still performs normally but no longer provides\n        the runtime it once did, internal battery replacement may extend the useful\n        life of your receiver without replacing the entire device.\n      \u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"uls-info-banner\"\u003e\n      \u003cstrong\u003eTwo models, two battery configurations.\u003c\/strong\u003e\n      ULS services both the standard ForeFlight Sentry and Sentry Plus. Sentry Plus\n      units serviced by ULS use a dual-cell cylindrical lithium-ion battery assembly,\n      so both internal cells are replaced together as a matched set.\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003csection class=\"uls-section\"\u003e\n    \u003cdiv class=\"uls-section-heading\"\u003e\n      \u003ch3\u003eChoose Your Sentry Model\u003c\/h3\u003e\n      \u003cp\u003e\n        Select your receiver model and preferred service speed when ordering.\n        Pricing reflects the different internal battery assemblies used in these devices.\n      \u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"uls-model-grid\"\u003e\n\n      \u003carticle class=\"uls-model-card\"\u003e\n        \u003cspan class=\"uls-badge\"\u003eForeFlight Sentry\u003c\/span\u003e\n\n        \u003ch3\u003eSentry Battery Replacement\u003c\/h3\u003e\n\n        \u003cp class=\"uls-model-sub\"\u003e\n          Professional internal battery replacement for compatible standard\n          ForeFlight Sentry receivers.\n        \u003c\/p\u003e\n\n        \u003cdiv class=\"uls-price-grid\"\u003e\n          \u003cdiv class=\"uls-price-box\"\u003e\n            \u003cspan class=\"uls-price-label\"\u003eStandard Service\u003c\/span\u003e\n            \u003cdiv class=\"uls-price\"\u003e$79.99\u003c\/div\u003e\n          \u003c\/div\u003e\n\n          \u003cdiv class=\"uls-price-box\"\u003e\n            \u003cspan class=\"uls-price-label\"\u003ePriority Service\u003c\/span\u003e\n            \u003cdiv class=\"uls-price\"\u003e$119.99\u003c\/div\u003e\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n\n        \u003cul class=\"uls-check-list\"\u003e\n          \u003cli\u003eInternal lithium-ion battery replacement\u003c\/li\u003e\n          \u003cli\u003eProfessional device disassembly and reassembly\u003c\/li\u003e\n          \u003cli\u003eBattery-area inspection\u003c\/li\u003e\n          \u003cli\u003eCharging response verification\u003c\/li\u003e\n          \u003cli\u003ePower-on and basic functional testing\u003c\/li\u003e\n          \u003cli\u003eFinal quality-control inspection\u003c\/li\u003e\n        \u003c\/ul\u003e\n\n        \u003cp class=\"uls-card-note\"\u003e\n          Standard Sentry hardware uses a different battery configuration from\n          Sentry Plus and is serviced accordingly.\n        \u003c\/p\u003e\n      \u003c\/article\u003e\n\n      \u003carticle class=\"uls-model-card featured\"\u003e\n        \u003cspan class=\"uls-badge\"\u003eForeFlight Sentry Plus\u003c\/span\u003e\n\n        \u003ch3\u003eSentry Plus Battery Replacement\u003c\/h3\u003e\n\n        \u003cp class=\"uls-model-sub\"\u003e\n          Battery service for Sentry Plus receivers using the dual-cell internal\n          lithium-ion battery assembly serviced by ULS.\n        \u003c\/p\u003e\n\n        \u003cdiv class=\"uls-price-grid\"\u003e\n          \u003cdiv class=\"uls-price-box\"\u003e\n            \u003cspan class=\"uls-price-label\"\u003eStandard Service\u003c\/span\u003e\n            \u003cdiv class=\"uls-price\"\u003e$119.99\u003c\/div\u003e\n          \u003c\/div\u003e\n\n          \u003cdiv class=\"uls-price-box\"\u003e\n            \u003cspan class=\"uls-price-label\"\u003ePriority Service\u003c\/span\u003e\n            \u003cdiv class=\"uls-price\"\u003e$159.99\u003c\/div\u003e\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n\n        \u003cul class=\"uls-check-list\"\u003e\n          \u003cli\u003eBoth internal lithium-ion cells replaced\u003c\/li\u003e\n          \u003cli\u003eMatched replacement cell set installed together\u003c\/li\u003e\n          \u003cli\u003eOriginal battery carrier retained when serviceable\u003c\/li\u003e\n          \u003cli\u003eOriginal battery electronics retained when serviceable\u003c\/li\u003e\n          \u003cli\u003eProfessional device disassembly and reassembly\u003c\/li\u003e\n          \u003cli\u003eCharging-system verification\u003c\/li\u003e\n          \u003cli\u003ePower-on and basic functional testing\u003c\/li\u003e\n          \u003cli\u003eFinal quality-control inspection\u003c\/li\u003e\n        \u003c\/ul\u003e\n\n        \u003cdiv class=\"uls-highlight\"\u003e\n          \u003cstrong\u003eWhy both cells?\u003c\/strong\u003e\n          ULS replaces both cells in the Sentry Plus battery assembly together rather\n          than intentionally pairing one new replacement cell with one aged cell.\n        \u003c\/div\u003e\n      \u003c\/article\u003e\n\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003csection class=\"uls-section\"\u003e\n    \u003cdiv class=\"uls-section-heading\"\u003e\n      \u003ch3\u003eSigns Your Sentry Battery May Be Aging\u003c\/h3\u003e\n      \u003cp\u003e\n        This service is intended for receivers where battery performance has declined\n        but the device is otherwise generally functional.\n      \u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"uls-symptoms\"\u003e\n      \u003cdiv class=\"uls-symptom\"\u003eBattery drains much faster than it used to\u003c\/div\u003e\n      \u003cdiv class=\"uls-symptom\"\u003eReduced operating time between charges\u003c\/div\u003e\n      \u003cdiv class=\"uls-symptom\"\u003eReceiver shuts down earlier than expected\u003c\/div\u003e\n      \u003cdiv class=\"uls-symptom\"\u003eRequires frequent USB charging\u003c\/div\u003e\n      \u003cdiv class=\"uls-symptom\"\u003eOnly works reliably while connected to power\u003c\/div\u003e\n      \u003cdiv class=\"uls-symptom\"\u003eBattery no longer holds a useful charge\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003csection class=\"uls-section\"\u003e\n    \u003cdiv class=\"uls-section-heading\"\u003e\n      \u003ch3\u003eHow the Mail-In Service Works\u003c\/h3\u003e\n      \u003cp\u003e\n        A straightforward process from checkout through completed battery service.\n      \u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"uls-process\"\u003e\n\n      \u003cdiv class=\"uls-step\"\u003e\n        \u003cstrong\u003eSelect Your Service\u003c\/strong\u003e\n        \u003cp\u003e\n          Choose Sentry or Sentry Plus and select Standard or Priority service.\n        \u003c\/p\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"uls-step\"\u003e\n        \u003cstrong\u003eShip Your Receiver\u003c\/strong\u003e\n        \u003cp\u003e\n          Send your receiver to United Lithium Solutions in Las Vegas using tracked shipping.\n        \u003c\/p\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"uls-step\"\u003e\n        \u003cstrong\u003eBattery Replacement\u003c\/strong\u003e\n        \u003cp\u003e\n          We inspect the battery area, replace the applicable battery cell or cells,\n          and reassemble the receiver.\n        \u003c\/p\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"uls-step\"\u003e\n        \u003cstrong\u003eTest \u0026amp; Return\u003c\/strong\u003e\n        \u003cp\u003e\n          Charging and basic device operation are verified before the receiver is returned.\n        \u003c\/p\u003e\n      \u003c\/div\u003e\n\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003csection class=\"uls-section\"\u003e\n    \u003cdiv class=\"uls-section-heading\"\u003e\n      \u003ch3\u003eStandard vs. Priority Service\u003c\/h3\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"uls-info-grid\"\u003e\n\n      \u003cdiv class=\"uls-info-box\"\u003e\n        \u003ch3\u003eStandard Service\u003c\/h3\u003e\n        \u003cp\u003e\n          Best for customers without an immediate flight deadline. Standard orders\n          enter our normal battery-service production queue.\n        \u003c\/p\u003e\n        \u003cp\u003e\n          \u003cstrong\u003eTypical shop turnaround:\u003c\/strong\u003e\u003cbr\u003e\n          Approximately 1–3 business days after the receiver is received by ULS.\n        \u003c\/p\u003e\n        \u003cp\u003e\n          Shipping transit time is separate from shop turnaround.\n        \u003c\/p\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"uls-info-box\"\u003e\n        \u003ch3\u003ePriority Service\u003c\/h3\u003e\n        \u003cp\u003e\n          Priority service provides expedited queue placement once the receiver\n          arrives at United Lithium Solutions.\n        \u003c\/p\u003e\n        \u003cp\u003e\n          \u003cstrong\u003eTypical shop turnaround:\u003c\/strong\u003e\u003cbr\u003e\n          Approximately 24–48 hours after receipt.\n        \u003c\/p\u003e\n        \u003cp\u003e\n          Priority service applies to ULS processing time and does not guarantee\n          carrier transit or delivery times.\n        \u003c\/p\u003e\n      \u003c\/div\u003e\n\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003csection class=\"uls-section\"\u003e\n    \u003cdiv class=\"uls-section-heading\"\u003e\n      \u003ch3\u003eWhat We Verify Before Return\u003c\/h3\u003e\n      \u003cp\u003e\n        Battery replacement is followed by basic service verification before the\n        receiver is approved for return shipment.\n      \u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"uls-info-grid\"\u003e\n\n      \u003cdiv class=\"uls-info-box\"\u003e\n        \u003cul class=\"uls-check-list\"\u003e\n          \u003cli\u003eBattery installation and connection integrity\u003c\/li\u003e\n          \u003cli\u003eCharging response\u003c\/li\u003e\n          \u003cli\u003eDevice power-on operation\u003c\/li\u003e\n          \u003cli\u003ePhysical reassembly\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"uls-info-box\"\u003e\n        \u003cul class=\"uls-check-list\"\u003e\n          \u003cli\u003eBasic device functionality\u003c\/li\u003e\n          \u003cli\u003eBattery-area inspection\u003c\/li\u003e\n          \u003cli\u003eExternal condition after reassembly\u003c\/li\u003e\n          \u003cli\u003eFinal quality-control review\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/div\u003e\n\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003csection class=\"uls-section\"\u003e\n    \u003cdiv class=\"uls-section-heading\"\u003e\n      \u003ch3\u003eWhat Should You Send?\u003c\/h3\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"uls-info-grid\"\u003e\n\n      \u003cdiv class=\"uls-info-box\"\u003e\n        \u003ch3\u003eSend Your Receiver\u003c\/h3\u003e\n        \u003cp\u003e\n          Send the ForeFlight Sentry or Sentry Plus receiver being serviced.\n          Package the device securely to prevent movement during transit.\n        \u003c\/p\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"uls-info-box\"\u003e\n        \u003ch3\u003eAccessories Usually Aren't Needed\u003c\/h3\u003e\n        \u003cp\u003e\n          Unless specifically requested by ULS, you generally do not need to send\n          your carrying case, aircraft mount, phone, tablet, or other accessories\n          for a battery replacement service.\n        \u003c\/p\u003e\n      \u003c\/div\u003e\n\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"uls-warning\"\u003e\n      \u003cstrong\u003eLithium battery safety:\u003c\/strong\u003e\n      Do not ship a device that is actively overheating, smoking, leaking, severely\n      swollen, or otherwise presenting an immediate battery safety hazard.\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003csection class=\"uls-section\"\u003e\n    \u003cdiv class=\"uls-section-heading\"\u003e\n      \u003ch3\u003eBattery Service vs. Electronic Repair\u003c\/h3\u003e\n      \u003cp\u003e\n        This listing is specifically for battery-related service.\n      \u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"uls-info-banner\"\u003e\n      Battery replacement does not automatically include repair of unrelated faults\n      involving the main circuit board, GPS, ADS-B reception, Wi-Fi, display,\n      charging-port physical damage, corrosion, impact damage, or liquid damage.\n      If another issue prevents normal battery service or basic testing, ULS may\n      contact the customer before additional work is performed.\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003csection class=\"uls-section\"\u003e\n    \u003cdiv class=\"uls-section-heading\"\u003e\n      \u003ch3\u003eWhy Choose United Lithium Solutions?\u003c\/h3\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"uls-why-grid\"\u003e\n\n      \u003cdiv class=\"uls-why-card\"\u003e\n        \u003cstrong\u003eLithium Battery Specialists\u003c\/strong\u003e\n        \u003cp\u003e\n          ULS works with lithium-ion cells, battery assemblies, battery rebuilding,\n          testing, and custom battery systems rather than operating as a general\n          consumer-electronics repair shop.\n        \u003c\/p\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"uls-why-card\"\u003e\n        \u003cstrong\u003eComponent-Level Battery Service\u003c\/strong\u003e\n        \u003cp\u003e\n          We service the battery system inside your existing receiver rather than\n          requiring replacement of the entire device solely because its battery has aged.\n        \u003c\/p\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"uls-why-card\"\u003e\n        \u003cstrong\u003eTested Before Return\u003c\/strong\u003e\n        \u003cp\u003e\n          Serviced receivers undergo charging and basic functional verification\n          before they are approved for return shipment.\n        \u003c\/p\u003e\n      \u003c\/div\u003e\n\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003csection class=\"uls-section uls-faq\"\u003e\n    \u003cdiv class=\"uls-section-heading\"\u003e\n      \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n    \u003c\/div\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eDo you service both ForeFlight Sentry and Sentry Plus?\u003c\/summary\u003e\n      \u003cp\u003e\n        Yes. United Lithium Solutions services compatible standard ForeFlight Sentry\n        receivers as well as Sentry Plus units.\n      \u003c\/p\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWhy does Sentry Plus cost more?\u003c\/summary\u003e\n      \u003cp\u003e\n        Sentry Plus units serviced by ULS use a more involved dual-cell internal\n        lithium-ion battery assembly. Both cells are replaced together as a matched set,\n        which requires additional components and service work compared with the standard\n        Sentry battery configuration.\n      \u003c\/p\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eCan you replace only one cell in a Sentry Plus?\u003c\/summary\u003e\n      \u003cp\u003e\n        ULS replaces both internal cells together during Sentry Plus battery service.\n        We do not intentionally pair one new replacement cell with one aged cell in\n        the dual-cell battery assembly.\n      \u003c\/p\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWhat if I choose the wrong Sentry model?\u003c\/summary\u003e\n      \u003cp\u003e\n        If the receiver received by ULS requires a different battery service from\n        the option purchased, ULS will contact the customer before performing work\n        that changes the service price.\n      \u003c\/p\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWill I receive my original receiver back?\u003c\/summary\u003e\n      \u003cp\u003e\n        Yes. This is a mail-in battery service performed on your existing receiver.\n      \u003c\/p\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eDoes battery replacement repair every Sentry problem?\u003c\/summary\u003e\n      \u003cp\u003e\n        No. This service is intended to address battery-related performance issues.\n        Other electronic or physical faults may require separate diagnosis or repair.\n      \u003c\/p\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eHow long does the service take?\u003c\/summary\u003e\n      \u003cp\u003e\n        Standard service typically requires approximately 1–3 business days after\n        receipt. Priority service typically requires approximately 24–48 hours after\n        receipt. Shipping transit time is separate.\n      \u003c\/p\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWho is responsible for shipping?\u003c\/summary\u003e\n      \u003cp\u003e\n        The customer is responsible for shipping the receiver to and from United\n        Lithium Solutions unless otherwise stated during checkout or in a written\n        service agreement. Tracked shipping is recommended.\n      \u003c\/p\u003e\n    \u003c\/details\u003e\n\n  \u003c\/section\u003e\n\n  \u003csection class=\"uls-cta\"\u003e\n    \u003ch3\u003eYour Sentry. Repowered.\u003c\/h3\u003e\n    \u003cp\u003e\n      Choose your Sentry model and preferred service speed to begin the\n      ULS Battery Revival™ process. Your existing receiver will be professionally\n      serviced, tested, and prepared for return after battery replacement.\n    \u003c\/p\u003e\n  \u003c\/section\u003e\n\n  \u003cdiv class=\"uls-disclaimer\"\u003e\n    \u003cstrong\u003eIndependent service disclosure:\u003c\/strong\u003e\n    United Lithium Solutions is an independent battery service provider and is not\n    affiliated with, authorized by, sponsored by, or endorsed by ForeFlight or the\n    original equipment manufacturer. ForeFlight and Sentry trademarks are the property\n    of their respective owners and are referenced only to identify compatible devices.\n    Battery replacement service does not constitute certification of ADS-B performance,\n    aircraft installation, flight readiness, or suitability for any particular aviation\n    operation. Customers should verify proper device operation before relying on the\n    receiver during flight.\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"United Lithium Solutions","offers":[{"title":"Standard Battery Revival","offer_id":42856618065982,"sku":"ULS-AVN-SENTRY-STD","price":79.99,"currency_code":"USD","in_stock":true},{"title":"Priority Battery Revival","offer_id":42856618098750,"sku":"ULS-AVN-SENTRY-PRI","price":119.99,"currency_code":"USD","in_stock":true},{"title":"ForeFlight Sentry ADS-B Battery Replacement \/ Rebuild Service","offer_id":50518430318654,"sku":null,"price":119.0,"currency_code":"USD","in_stock":true},{"title":"ForeFlight Sentry ADS-B Battery Replacement \/ Rebuild Service Priority Service","offer_id":50518431694910,"sku":null,"price":159.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0648\/9289\/5294\/files\/ChatGPTImageSep22_2026_06_14_20PM.png?v=1790126069"},{"product_id":"slinger-bag-tennis-ball-machine-battery-rebuild","title":"Slinger Bag Tennis Ball Machine Battery Rebuild","description":"\u003cp\u003eRestore your original Slinger Bag battery instead of waiting for a replacement battery to become available.\u003c\/p\u003e\n\u003cp\u003eThis mail-in Battery Revival service is designed for the \u003cstrong\u003eSlinger Bag KMD-SB-4660 rechargeable lithium-ion battery\u003c\/strong\u003e, originally rated at \u003cstrong\u003e14.4V, 6.6Ah, and 95Wh\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe original battery uses a 12-cell, 4S3P lithium-ion configuration. During the rebuild, we replace all 12 internal cells with new 3000mAh lithium-ion cells, increasing the estimated capacity from 6.6Ah to approximately 9Ah.\u003c\/p\u003e\n\u003ch3\u003eRebuild Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOriginal voltage: 14.4V nominal\u003c\/li\u003e\n\u003cli\u003eFull-charge voltage: 16.8V\u003c\/li\u003e\n\u003cli\u003eOriginal capacity: 6.6Ah \/ 95Wh\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003cstrong\u003eUpgraded capacity: approximately 9Ah \/ 130Wh\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eCell configuration: 4S3P\u003c\/li\u003e\n\u003cli\u003eCell count: 12\u003c\/li\u003e\n\u003cli\u003eCell format: 18650 lithium-ion\u003c\/li\u003e\n\u003cli\u003eOriginal model: KMD-SB-4660\u003c\/li\u003e\n\u003cli\u003eStandard charging current: 2A\u003c\/li\u003e\n\u003cli\u003eContinuous discharge rating: up to 15A\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat Is Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRemoval of the original battery cells\u003c\/li\u003e\n\u003cli\u003eInstallation of 12 new matched lithium-ion cells\u003c\/li\u003e\n\u003cli\u003eNew nickel connections and protective insulation\u003c\/li\u003e\n\u003cli\u003eReassembly inside the original battery housing\u003c\/li\u003e\n\u003cli\u003eCharging and discharge testing\u003c\/li\u003e\n\u003cli\u003eFinal voltage and operational inspection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWe reuse the original housing, mounting bracket, connectors, wiring, and compatible battery electronics after inspection.\u003c\/p\u003e\n\u003ch3\u003eImportant Service Information\u003c\/h3\u003e\n\u003cp\u003eThis listing is for a \u003cstrong\u003ebattery rebuild service\u003c\/strong\u003e, not a replacement battery. You must send your original Slinger Bag battery to United Lithium Solutions.\u003c\/p\u003e\n\u003cp\u003eThe listed price covers complete cell replacement when the original housing, connectors, wiring, and battery management electronics remain reusable. Damage to the BMS, charging port, discharge connector, housing, or wiring may require an additional quote.\u003c\/p\u003e\n\u003cp\u003eFinal capacity may vary slightly based on cell availability, testing results, and the usable internal space of the original housing.\u003c\/p\u003e","brand":"Silnger","offers":[{"title":"Default Title","offer_id":43135672909886,"sku":"ULS-BRC-SLINGER-144V-9AH","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0648\/9289\/5294\/files\/ChatGPTImageJul30_2026_02_54_13PM.png?v=1785448461"},{"product_id":"ovis-forwardx-battery-revival","title":"Ovis ForwardX Battery Revival","description":"\u003cdiv style=\"max-width: 880px; margin: 0 auto; color: #0b2138; font-family: Arial,Helvetica,sans-serif; font-size: 16px; line-height: 1.7; overflow-wrap: anywhere;\"\u003e\n\u003cdiv style=\"height: 6px; background: linear-gradient(90deg,#005bff,#00bf91,#00e52f); border-radius: 6px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"background: #0b2138; color: #ffffff; padding: 30px 24px; border-radius: 0 0 16px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 12px; color: #65edb5; font-size: 12px; font-weight: bold; letter-spacing: 2px;\"\u003eUNITED LITHIUM SOLUTIONS • BATTERY REVIVAL\u003c\/p\u003e\n\u003ch2 style=\"margin: 0 0 16px; color: #ffffff; font-size: 30px; line-height: 1.2;\"\u003eBring your Ovis battery back to service.\u003c\/h2\u003e\n\u003cp style=\"margin: 0 0 20px; color: #e4edf6;\"\u003eA mail-in battery rebuild service for the ForwardX Ovis smart suitcase. We evaluate your original battery, replace its internal cells when suitable, and test the rebuilt pack before returning it.\u003c\/p\u003e\n\u003cp style=\"margin: 0; color: #ffffff;\"\u003e\u003cstrong style=\"font-size: 38px;\"\u003e$239\u003c\/strong\u003e \u003cspan style=\"color: #e4edf6;\"\u003eUSD per battery • shipping additional\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 22px 0; padding: 18px 20px; background: #eef5ff; border-left: 4px solid #005bff; border-radius: 8px;\"\u003e\n\u003cstrong\u003eThis is a rebuild of your existing battery.\u003c\/strong\u003e You must send your original battery to ULS. This purchase is not a new battery, suitcase, charger, or wristband. Please contact us to confirm compatibility and shipping arrangements before ordering or mailing your pack.\u003c\/div\u003e\n\u003ch2 style=\"color: #0b2138; font-size: 24px; margin: 30px 0 12px;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0648\/9289\/5294\/files\/ForwardX_Ovis_Battery_Revival_1.png?v=1791239662\" alt=\"\"\u003e\u003cbr\u003eBattery not charging or losing runtime?\u003c\/h2\u003e\n\u003cp\u003eWhen the original cells have deteriorated, rebuilding the battery may allow you to keep using your Ovis suitcase without replacing the entire system. Our service focuses on renewing the cell assembly while retaining the original housing, connectors, and electronics where they remain serviceable.\u003c\/p\u003e\n\u003cp\u003eA battery that will not charge can also have a charger, connector, or circuit-board fault. Inspection determines whether a cell rebuild is appropriate; replacing cells does not resolve every possible failure.\u003c\/p\u003e\n\u003ch2 style=\"color: #0b2138; font-size: 24px; margin: 30px 0 12px;\"\u003eWhat the $239 service includes\u003c\/h2\u003e\n\u003cul style=\"padding-left: 22px;\"\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eInitial battery evaluation:\u003c\/strong\u003e inspection of the housing, connections, cell assembly, and original electronics for rebuild suitability.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eReplacement internal cells:\u003c\/strong\u003e new lithium-ion cells selected to match the original pack's electrical requirements and available space.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eCell assembly rebuild:\u003c\/strong\u003e replacement interconnections and insulation as required, preserving the original configuration.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eOriginal component reuse:\u003c\/strong\u003e retention of the existing housing, connectors, and protection\/charging electronics only where suitable and functional.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eReassembly and battery testing:\u003c\/strong\u003e charge and discharge checks, capacity evaluation, and checks for abnormal behavior before return.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"padding: 16px 18px; background: #effbf5; border-left: 4px solid #00a66a; border-radius: 8px;\"\u003e\u003cstrong\u003eNo automatic substitutions:\u003c\/strong\u003e if inspection reveals a failed board, damaged connector, or housing problem outside the standard rebuild, we will contact you with findings and options before additional work.\u003c\/p\u003e\n\u003ch2 style=\"color: #0b2138; font-size: 24px; margin: 30px 0 12px;\"\u003eCompatibility \u0026amp; original battery specifications\u003c\/h2\u003e\n\u003cp\u003eThis service is intended for the removable ForwardX Ovis battery identified as \u003cstrong\u003eOVBP-01\u003c\/strong\u003e, subject to label and connector verification. Other versions require evaluation before acceptance.\u003c\/p\u003e\n\u003cdiv style=\"border: 1px solid #d9e4ef; border-radius: 12px; padding: 16px 20px; background: #f8fafc;\"\u003e\n\u003cp style=\"margin: 0 0 8px;\"\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e ForwardX Ovis smart suitcase\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 8px;\"\u003e\u003cstrong\u003eOriginal chemistry:\u003c\/strong\u003e lithium-ion\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 8px;\"\u003e\u003cstrong\u003eOriginal configuration:\u003c\/strong\u003e 5S2P, ten cells\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 8px;\"\u003e\u003cstrong\u003eOriginal nominal voltage:\u003c\/strong\u003e 18V\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 8px;\"\u003e\u003cstrong\u003eOriginal rated capacity:\u003c\/strong\u003e 5.2Ah \/ 5,200mAh\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 8px;\"\u003e\u003cstrong\u003eOriginal rated energy:\u003c\/strong\u003e 93.6Wh\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003e\u003cstrong\u003eOriginal maximum charging voltage:\u003c\/strong\u003e 21V\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 14px; color: #425a70;\"\u003eThese figures describe the original Ovis battery specification. The final rebuilt pack specification is confirmed during evaluation. This listing does not offer an automatic capacity upgrade or a change in chemistry. Matching voltage alone does not establish compatibility.\u003c\/p\u003e\n\u003ch2 style=\"color: #0b2138; font-size: 24px; margin: 30px 0 12px;\"\u003eHow the mail-in process works\u003c\/h2\u003e\n\u003col style=\"padding-left: 24px;\"\u003e\n\u003cli style=\"margin-bottom: 14px;\"\u003e\n\u003cstrong\u003eSend us your battery details.\u003c\/strong\u003e Email clear photos of the battery label, connectors, and charger label, along with the symptoms. Let us know about prior repairs, damage, or long-term storage.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 14px;\"\u003e\n\u003cstrong\u003eConfirm the service and shipping.\u003c\/strong\u003e We review compatibility and explain the next steps. Arrange the order and shipment with ULS before sending your battery.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 14px;\"\u003e\n\u003cstrong\u003eMail your original battery.\u003c\/strong\u003e Follow the packaging and carrier instructions confirmed for your pack. Include your name, order number, email, phone number, and return address. Send the charger only if requested; do not send the suitcase or wristband unless arranged separately.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 14px;\"\u003e\n\u003cstrong\u003eWe inspect, rebuild, and test.\u003c\/strong\u003e Once suitability is confirmed and the work is approved, we rebuild the cell assembly and test the battery. Any additional repair requirements are discussed with you.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 14px;\"\u003e\n\u003cstrong\u003eYour rebuilt battery is returned.\u003c\/strong\u003e After successful testing, we prepare the battery for return shipment and provide tracking information.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cdiv style=\"background: #eef5ff; padding: 18px 20px; border-radius: 10px;\"\u003e\n\u003cstrong\u003eEstimated service time: approximately 3 business days\u003c\/strong\u003e for rebuilding and testing after receipt, evaluation, approval, and confirmation of parts availability. Transit time is additional. Diagnosis, unexpected faults, or parts requirements may extend the timeline; we will update you if the estimate changes.\u003c\/div\u003e\n\u003ch2 style=\"color: #0b2138; font-size: 24px; margin: 30px 0 12px;\"\u003eService scope \u0026amp; shipping\u003c\/h2\u003e\n\u003cul style=\"padding-left: 22px;\"\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003eThe $239 price covers the standard cell rebuild described above. Shipping, applicable taxes, and separately approved repairs are additional.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003eReplacement circuit boards, chargers, wristband batteries, suitcase motors, tracking systems, and other suitcase repairs are outside this service.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003eIf the battery is unsuitable for rebuilding, we will explain the findings and available options. Confirm any evaluation fees, return-shipping costs, and applicable refund terms with ULS before ordering.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003eContact us before shipping a swollen, leaking, overheated, punctured, or otherwise damaged battery. Do not send it using ordinary shipping instructions.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003eCustomers outside the United States should contact us before purchasing to confirm whether shipment and return service can be arranged.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"color: #0b2138; font-size: 24px; margin: 30px 0 12px;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3 style=\"font-size: 18px; color: #0b2138; margin: 22px 0 6px;\"\u003eDo I receive a new ForwardX battery?\u003c\/h3\u003e\n\u003cp style=\"margin-top: 0;\"\u003eNo. ULS rebuilds the battery you supply. We reuse suitable original components and replace the internal cells as described.\u003c\/p\u003e\n\u003ch3 style=\"font-size: 18px; color: #0b2138; margin: 22px 0 6px;\"\u003eMy battery is completely dead. Can you repair it?\u003c\/h3\u003e\n\u003cp style=\"margin-top: 0;\"\u003ePossibly. A non-charging battery requires diagnosis to distinguish cell deterioration from charger or electronics faults. Send photos and symptoms so we can review the pack before it is mailed in.\u003c\/p\u003e\n\u003ch3 style=\"font-size: 18px; color: #0b2138; margin: 22px 0 6px;\"\u003eDo I need to open the battery myself?\u003c\/h3\u003e\n\u003cp style=\"margin-top: 0;\"\u003eNo. Send the battery in its existing housing. Opening the pack is part of our evaluation and rebuild process.\u003c\/p\u003e\n\u003ch3 style=\"font-size: 18px; color: #0b2138; margin: 22px 0 6px;\"\u003eWill it work with my original charger?\u003c\/h3\u003e\n\u003cp style=\"margin-top: 0;\"\u003eThe rebuild is intended to preserve the original electrical requirements. Your charger must be compatible and functional; please send its label and connector photos for review. A charger is not included.\u003c\/p\u003e\n\u003ch3 style=\"font-size: 18px; color: #0b2138; margin: 22px 0 6px;\"\u003eWill the suitcase itself be tested?\u003c\/h3\u003e\n\u003cp style=\"margin-top: 0;\"\u003eStandard service includes battery testing. Testing with your actual suitcase or charger is performed only when those items are provided by prior arrangement. Battery bench testing does not verify every suitcase function.\u003c\/p\u003e\n\u003ch3 style=\"font-size: 18px; color: #0b2138; margin: 22px 0 6px;\"\u003eCan I order service for multiple batteries?\u003c\/h3\u003e\n\u003cp style=\"margin-top: 0;\"\u003eYes. Each battery is evaluated and priced separately. Contact us to arrange a shipment containing multiple packs.\u003c\/p\u003e\n\u003ch3 style=\"font-size: 18px; color: #0b2138; margin: 22px 0 6px;\"\u003eIs ULS affiliated with ForwardX?\u003c\/h3\u003e\n\u003cp style=\"margin-top: 0;\"\u003eUnited Lithium Solutions is an independent battery service provider. ForwardX and Ovis names are used to identify compatibility. This service is not represented as manufacturer-authorized.\u003c\/p\u003e\n\u003cdiv style=\"margin-top: 30px; padding: 24px; background: #0b2138; color: #ffffff; border-radius: 14px; border-top: 4px solid #00c68a;\"\u003e\n\u003ch2 style=\"color: #ffffff; font-size: 24px; margin: 0 0 12px;\"\u003eLet's review your Ovis battery.\u003c\/h2\u003e\n\u003cp style=\"color: #e4edf6; margin: 0 0 18px;\"\u003eSend your photos and symptoms to our team. We will confirm whether this service is suitable and help you arrange the next steps.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 14px;\"\u003e\u003ca href=\"mailto:sales@unitedlithium.us?subject=ForwardX%20Ovis%20Battery%20Rebuild%20Inquiry\" style=\"display: inline-block; background: #005bff; color: #ffffff; font-weight: bold; text-decoration: none; padding: 12px 18px; border-radius: 8px;\"\u003e Email ULS about your battery \u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"color: #ffffff; margin: 0;\"\u003e\u003ca href=\"mailto:sales@unitedlithium.us\" style=\"color: #ffffff;\"\u003e sales@unitedlithium.us \u003c\/a\u003e \u003cbr\u003e\u003ca href=\"tel:+18777428136\" style=\"color: #ffffff;\"\u003e877-742-8136\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"color: #e4edf6; margin: 16px 0 0;\"\u003e\u003cstrong style=\"color: #ffffff;\"\u003eUnited Lithium Solutions LLC\u003c\/strong\u003e \u003cbr\u003e4856 Judson Ave, Suite 155 \u003cbr\u003eLas Vegas, NV 89115\u003c\/p\u003e\n\u003cp style=\"color: #65edb5; font-size: 14px; margin: 14px 0 0;\"\u003ePlease arrange your shipment with ULS before mailing your battery.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"United Lithium Solutions","offers":[{"title":"Default Title","offer_id":67813244895294,"sku":null,"price":239.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0648\/9289\/5294\/files\/ForwardX_Ovis_Battery_Revival_Cover_1.png?v=1791244559"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0648\/9289\/5294\/collections\/Lithium_battery_revival_collection.png?v=1791244331","url":"https:\/\/unitedlithium.us\/collections\/lithium-battery-revival-rebuild-program.oembed","provider":"United Lithium Solutions","version":"1.0","type":"link"}