{"product_id":"3-85v-li-polymer-200mah-battery-fits-apple-watch-se-2-40mm-0-77wh","title":"3.85V, Li-Polymer, 200mAh, Battery fits Apple Watch SE 2 40mm, 0.77Wh","description":"\u003cdiv\u003e\u003cdiv style=\"font-family: Arial, sans-serif; color:#1f1f1f; line-height:1.55; max-width:1100px; margin:0 auto;\"\u003e \u003ch2 style=\"font-size:22px; margin:0 0 8px;\"\u003eCS-IPW240SH \/ Item No. CS-IPW240SH – 3.85V - 200mAh - Li-Polymer - Apple Watch SE 2 40mm (A2721)\u003c\/h2\u003e \u003cp style=\"margin:0 0 12px;\"\u003e Power your Apple Watch SE 2 40mm with the Cameron Sino CS-IPW240SH replacement battery. Designed for a precise fit and safe charging, this Li-Polymer battery delivers dependable daily power for your wearable. \u003c\/p\u003e \u003cdiv style=\"margin:8px 0 16px;\"\u003e \u003cspan style=\"display:inline-block; background:#f5f5f5; color:#333; border:1px solid #ddd; padding:4px 10px; border-radius:6px; font-size:12px; margin-right:8px;\"\u003eDirect Replacement\u003c\/span\u003e \u003cspan style=\"display:inline-block; background:#f5f5f5; color:#333; border:1px solid #ddd; padding:4px 10px; border-radius:6px; font-size:12px; margin-right:8px;\"\u003eStable Output\u003c\/span\u003e \u003cspan style=\"display:inline-block; background:#f5f5f5; color:#333; border:1px solid #ddd; padding:4px 10px; border-radius:6px; font-size:12px; margin-right:8px;\"\u003eQuality Tested\u003c\/span\u003e \u003cspan style=\"display:inline-block; background:#f5f5f5; color:#333; border:1px solid #ddd; padding:4px 10px; border-radius:6px; font-size:12px;\"\u003eBatteryBuyer.ca\u003c\/span\u003e \u003c\/div\u003e \u003csection aria-label=\"Key Benefits\" style=\"margin:14px 0;\"\u003e \u003cdiv style=\"border:1px solid #e5e5e5; border-radius:8px; padding:14px; background:#fff;\"\u003e \u003cul style=\"margin:0; padding-left:20px;\"\u003e \u003cli\u003e\n\u003cstrong\u003eReliable runtime:\u003c\/strong\u003e 200mAh capacity delivers solid daily power for Apple Watch SE 2 40mm usage.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStable voltage:\u003c\/strong\u003e Consistent 3.85V output supports dependable performance day after day.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCorrect chemistry:\u003c\/strong\u003e Li-Polymer chemistry enables a compact, lightweight pack with built‑in safety features.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDrop-in replacement:\u003c\/strong\u003e Exact-fit replacement for Apple Watch SE 2 40mm (A2721); simple, safe installation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSafety \/ build quality:\u003c\/strong\u003e High‑quality construction and built‑in protections for reliable charging cycles.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Seamless support within the Apple Watch ecosystem for smooth operation.\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e \u003c\/section\u003e \u003csection aria-label=\"Technical Specifications\" style=\"margin:16px 0;\"\u003e \u003ch3 style=\"margin:0 0 8px; font-size:18px;\"\u003eTechnical Specifications\u003c\/h3\u003e \u003ctable style=\"width:100%; border-collapse:collapse; border:1px solid #e5e5e5; border-radius:6px; overflow:hidden;\"\u003e \u003ctbody\u003e \u003ctr style=\"border-bottom:1px solid #eee;\"\u003e \u003ctd style=\"padding:10px; width:40%; font-weight:600; background:#fafafa;\"\u003eCameron Sino Model \/ Item No.\u003c\/td\u003e \u003ctd style=\"padding:10px;\"\u003eCS-IPW240SH\u003c\/td\u003e \u003c\/tr\u003e \u003ctr style=\"border-bottom:1px solid #eee;\"\u003e \u003ctd style=\"padding:10px; font-weight:600; background:#fafafa;\"\u003eVoltage\u003c\/td\u003e \u003ctd style=\"padding:10px;\"\u003e3.85V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr style=\"border-bottom:1px solid #eee;\"\u003e \u003ctd style=\"padding:10px; font-weight:600; background:#fafafa;\"\u003eCapacity\u003c\/td\u003e \u003ctd style=\"padding:10px;\"\u003e200mAh \/ 0.77Wh\u003c\/td\u003e \u003c\/tr\u003e \u003ctr style=\"border-bottom:1px solid #eee;\"\u003e \u003ctd style=\"padding:10px; font-weight:600; background:#fafafa;\"\u003eEnergy \/ Wh\u003c\/td\u003e \u003ctd style=\"padding:10px;\"\u003e0.77Wh\u003c\/td\u003e \u003c\/tr\u003e \u003ctr style=\"border-bottom:1px solid #eee;\"\u003e \u003ctd style=\"padding:10px; font-weight:600; background:#fafafa;\"\u003eChemistry\u003c\/td\u003e \u003ctd style=\"padding:10px;\"\u003eLi-Polymer\u003c\/td\u003e \u003c\/tr\u003e \u003ctr style=\"border-bottom:1px solid #eee;\"\u003e \u003ctd style=\"padding:10px; font-weight:600; background:#fafafa;\"\u003eColour\u003c\/td\u003e \u003ctd style=\"padding:10px;\"\u003eBlack\u003c\/td\u003e \u003c\/tr\u003e \u003ctr style=\"border-bottom:1px solid #eee;\"\u003e \u003ctd style=\"padding:10px; font-weight:600; background:#fafafa;\"\u003eDimensions\u003c\/td\u003e \u003ctd style=\"padding:10px;\"\u003e24.00 x 18.80 x 4.30 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr style=\"border-bottom:1px solid #eee;\"\u003e \u003ctd style=\"padding:10px; font-weight:600; background:#fafafa;\"\u003eNet Weight\u003c\/td\u003e \u003ctd style=\"padding:10px;\"\u003e5 g\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd style=\"padding:10px; font-weight:600; background:#fafafa;\"\u003eGross Weight\u003c\/td\u003e \u003ctd style=\"padding:10px;\"\u003e30 g\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd style=\"padding:10px; font-weight:600; background:#fafafa;\"\u003eEAN Code\u003c\/td\u003e \u003ctd style=\"padding:10px;\"\u003e4894128225997\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/section\u003e \u003csection aria-label=\"Compatible With\" style=\"margin:16px 0;\"\u003e \u003ch3 style=\"margin:0 0 8px; font-size:18px;\"\u003eCompatible With\u003c\/h3\u003e \u003cp style=\"margin:0 0 6px;\"\u003e\u003cstrong\u003eFits Brands:\u003c\/strong\u003e Apple\u003c\/p\u003e \u003cp style=\"margin:0 0 6px;\"\u003e\u003cstrong\u003eFits Models:\u003c\/strong\u003e Apple Watch SE 2 40mm\u003c\/p\u003e \u003cp style=\"margin:0 0 6px;\"\u003e\u003cstrong\u003eFits Battery Model Numbers:\u003c\/strong\u003e\u003c\/p\u003e \u003cdiv style=\"max-height:220px; overflow-y:auto; border:1px solid #ddd; padding:14px; border-radius:8px; background:#fafafa;\"\u003e \u003cul style=\"margin:0; padding-left:18px;\"\u003e \u003cli\u003eA2721\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e \u003c\/section\u003e \u003csection aria-label=\"Applications\" style=\"margin:16px 0;\"\u003e \u003ch3 style=\"margin:0 0 8px; font-size:18px;\"\u003eApplications\u003c\/h3\u003e \u003cp style=\"margin:0;\"\u003e This replacement battery is suitable for wearable devices and other portable electronics that require compact, reliable power. Typical use cases include wearable wearables, emergency lighting systems, security and access control devices, UPS backups, medical or industrial equipment, and other compact electronics needing dependable power. \u003c\/p\u003e \u003c\/section\u003e \u003csection aria-label=\"Important Compatibility Note\" style=\"margin:16px 0;\"\u003e \u003cp style=\"background:#fff3f3; border-left:4px solid #e74c3c; padding:12px; border-radius:6px;\"\u003e \u003cstrong\u003eImportant Compatibility Note:\u003c\/strong\u003e This battery is designed as a direct replacement. Capacity differences may affect runtime between charges, but do not normally affect compatibility. Always confirm voltage, dimensions, connector type, and battery part number before ordering. \u003c\/p\u003e \u003c\/section\u003e \u003csection aria-label=\"FAQs\" style=\"margin:16px 0 40px;\"\u003e \u003ch3 style=\"margin:0 0 8px; font-size:18px;\"\u003eFrequently Asked Questions\u003c\/h3\u003e \u003cdetails style=\"margin-bottom:8px;\"\u003e \u003csummary\u003e\u003cstrong\u003eDoes this replace the listed Apple Watch SE 2 40mm battery model A2721?\u003c\/strong\u003e\u003c\/summary\u003e \u003cp\u003eThis product, Cameron Sino CS-IPW240SH, is a direct replacement that matches the Apple Watch SE 2 40mm battery (A2721) in voltage, size, and connector compatibility.\u003c\/p\u003e \u003c\/details\u003e \u003cdetails style=\"margin-bottom:8px;\"\u003e \u003csummary\u003e\u003cstrong\u003eWhat device models does it fit?\u003c\/strong\u003e\u003c\/summary\u003e \u003cp\u003eIt fits the Apple Watch SE 2 40mm model with battery part number A2721.\u003c\/p\u003e \u003c\/details\u003e \u003cdetails style=\"margin-bottom:8px;\"\u003e \u003csummary\u003e\u003cstrong\u003eWhat is the Cameron Sino model number?\u003c\/strong\u003e\u003c\/summary\u003e \u003cp\u003eThe Cameron Sino model number is CS-IPW240SH.\u003c\/p\u003e \u003c\/details\u003e \u003cdetails style=\"margin-bottom:8px;\"\u003e \u003csummary\u003e\u003cstrong\u003eDoes capacity affect compatibility?\u003c\/strong\u003e\u003c\/summary\u003e \u003cp\u003eCapacity affects runtime between charges but does not affect compatibility. The battery remains compatible as long as voltage, size, and connector type match the device requirements.\u003c\/p\u003e \u003c\/details\u003e \u003cdetails\u003e \u003csummary\u003e\u003cstrong\u003eCharging, safety, and installation guidance\u003c\/strong\u003e\u003c\/summary\u003e \u003cp\u003eUse proper tools and follow standard watch battery replacement procedures. Ensure correct polarity and connector alignment. Charge with an appropriate charger designed for Li‑Polymer cells and handle the battery with care to avoid punctures or short circuits.\u003c\/p\u003e \u003c\/details\u003e \u003c\/section\u003e\n\u003c\/div\u003e\u003c\/div\u003e","brand":"Cameron Sino Technology Limited","offers":[{"title":"Default Title","offer_id":52129289535770,"sku":"CS-IPW240SH","price":35.52,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0890\/1695\/9258\/files\/CS-IPW240SH_5.jpg?v=1777302465","url":"https:\/\/batterybuyer.ca\/products\/3-85v-li-polymer-200mah-battery-fits-apple-watch-se-2-40mm-0-77wh","provider":"Batterybuyer.ca","version":"1.0","type":"link"}