{"product_id":"7-4v-li-ion-2500mah-battery-fits-topwise-z91-18-5wh","title":"7.4V, Li-ion, 2500mAh, Battery fits Topwise Z91, 18.5Wh","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; font-weight:700; margin:12px 0 6px;\"\u003eCS-TPZ910BL – 7.4V \/ 2500mAh Li-ion Battery for Topwise Z91 – 18.5Wh\u003c\/h2\u003e \u003cp style=\"margin:0 0 12px;\"\u003e BatteryBuyer.ca presents a Cameron Sino replacement battery designed to power Topwise Z91 devices with reliable runtime and safety-focused build quality. This direct replacement battery delivers the performance your Topwise Z91 relies on, backed by BatteryBuyer.ca. \u003c\/p\u003e \u003cdiv style=\"margin:8px 0 16px;\"\u003e \u003cspan style=\"display:inline-block; padding:4px 9px; border:1px solid #d00; border-radius:6px; background:#fff; color:#d00; font-size:12px; margin-right:8px;\"\u003eDirect Replacement\u003c\/span\u003e \u003cspan style=\"display:inline-block; padding:4px 9px; border:1px solid #ddd; border-radius:6px; background:#fff; color:#333; font-size:12px; margin-right:8px;\"\u003eStable Output\u003c\/span\u003e \u003cspan style=\"display:inline-block; padding:4px 9px; border:1px solid #ddd; border-radius:6px; background:#fff; color:#333; font-size:12px; margin-right:8px;\"\u003eQuality Tested\u003c\/span\u003e \u003cspan style=\"display:inline-block; padding:4px 9px; border:1px solid #ddd; border-radius:6px; background:#fff; color:#333; font-size:12px;\"\u003eBatteryBuyer.ca\u003c\/span\u003e \u003c\/div\u003e \u003csection style=\"margin:6px 0 20px;\"\u003e \u003ch3 style=\"font-size:18px; margin:0 0 8px;\"\u003eKey Benefits\u003c\/h3\u003e \u003cul style=\"margin:0 0 0 20px;\"\u003e \u003cli\u003eReliable runtime with its 2500mAh capacity for everyday use\u003c\/li\u003e \u003cli\u003eStable voltage delivery at 7.4V to maintain consistent device performance\u003c\/li\u003e \u003cli\u003eLi-ion chemistry for high energy density and dependable life cycle\u003c\/li\u003e \u003cli\u003eDrop-in replacement with exact dimensions for Topwise Z91\u003c\/li\u003e \u003cli\u003eSafety-focused build quality and protective features for peace of mind\u003c\/li\u003e \u003cli\u003eClear compatibility within the Topwise Z91 ecosystem for straightforward replacement\u003c\/li\u003e \u003c\/ul\u003e \u003c\/section\u003e \u003csection style=\"margin:0 0 20px;\"\u003e \u003ch3 style=\"font-size:18px; margin:0 0 8px;\"\u003eTechnical Specifications\u003c\/h3\u003e \u003ctable style=\"width:100%; border-collapse:collapse; border:1px solid #ddd;\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd style=\"padding:8px; border:1px solid #ddd; background:#f7f7f7; width:40%;\"\u003e\u003cstrong\u003eCameron Sino Model \/ Item No.\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCS-TPZ910BL\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd style=\"padding:8px; border:1px solid #ddd; background:#f7f7f7;\"\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e7.4V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd style=\"padding:8px; border:1px solid #ddd; background:#f7f7f7;\"\u003e\u003cstrong\u003eCapacity\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e2500mAh\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd style=\"padding:8px; border:1px solid #ddd; background:#f7f7f7;\"\u003e\u003cstrong\u003eEnergy \/ Wh\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e18.5Wh\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd style=\"padding:8px; border:1px solid #ddd; background:#f7f7f7;\"\u003e\u003cstrong\u003eChemistry\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eLi-ion\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd style=\"padding:8px; border:1px solid #ddd; background:#f7f7f7;\"\u003e\u003cstrong\u003eColour\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eBlack\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd style=\"padding:8px; border:1px solid #ddd; background:#f7f7f7;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e90.00 x 54.85 x 9.40 mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd style=\"padding:8px; border:1px solid #ddd; background:#f7f7f7;\"\u003e\u003cstrong\u003eNet Weight\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e111 g\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd style=\"padding:8px; border:1px solid #ddd; background:#f7f7f7;\"\u003e\u003cstrong\u003eGross Weight\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e161 g\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd style=\"padding:8px; border:1px solid #ddd; background:#f7f7f7;\"\u003e\u003cstrong\u003eEAN Code\u003c\/strong\u003e\u003c\/td\u003e \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e4894128214472\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/section\u003e \u003csection style=\"margin:0 0 20px;\"\u003e \u003ch3 style=\"font-size:18px; margin:0 0 8px;\"\u003eCompatible With\u003c\/h3\u003e \u003cdiv style=\"max-height:220px; overflow-y:auto; border:1px solid #ddd; padding:14px; border-radius:8px; background:#fafafa;\"\u003e \u003cp style=\"margin:0 0 6px;\"\u003e\u003cstrong\u003eFits Brands:\u003c\/strong\u003e Topwise\u003c\/p\u003e \u003cp style=\"margin:0 0 6px;\"\u003e\u003cstrong\u003eFits Models:\u003c\/strong\u003e Topwise Z91\u003c\/p\u003e \u003cp style=\"margin:0;\"\u003e\u003cstrong\u003eFits Battery Model Numbers:\u003c\/strong\u003e Topwise YJ455385\u003c\/p\u003e \u003c\/div\u003e \u003c\/section\u003e \u003csection style=\"margin:0 0 20px;\"\u003e \u003ch3 style=\"font-size:18px; margin:0 0 8px;\"\u003eApplications\u003c\/h3\u003e \u003cp style=\"margin:0;\"\u003e This replacement battery is suitable for Topwise Z91 devices and is commonly used in applications requiring reliable 7.4V Li-ion power packs. Typical use cases include portable electronics and equipment that rely on a compact, high-energy-density battery, such as maintenance-free replacement scenarios in devices that demand consistent performance. \u003c\/p\u003e \u003c\/section\u003e \u003csection style=\"margin:0 0 20px;\"\u003e \u003cp style=\"margin:0; font-weight:600;\"\u003eImportant Compatibility Note:\u003c\/p\u003e \u003cp style=\"margin:6px 0 0;\"\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 style=\"margin:0 0 20px;\"\u003e \u003ch3 style=\"font-size:18px; margin:0 0 8px;\"\u003eFrequently Asked Questions\u003c\/h3\u003e \u003cdetails\u003e \u003csummary\u003e\u003cstrong\u003eDoes this battery replace the listed battery model numbers?\u003c\/strong\u003e\u003c\/summary\u003e \u003cp\u003eThis Cameron Sino replacement battery CS-TPZ910BL is designed to replace Topwise YJ455385 in Topwise Z91 devices.\u003c\/p\u003e \u003c\/details\u003e \u003cdetails\u003e \u003csummary\u003e\u003cstrong\u003eDoes it fit the listed device models?\u003c\/strong\u003e\u003c\/summary\u003e \u003cp\u003eYes. It fits Topwise Z91 devices that use the listed 7.4V, 2500mAh Li-ion battery configuration.\u003c\/p\u003e \u003c\/details\u003e \u003cdetails\u003e \u003csummary\u003e\u003cstrong\u003eWhat is the Cameron Sino model number?\u003c\/strong\u003e\u003c\/summary\u003e \u003cp\u003eThe Cameron Sino model number \/ Item No. is CS-TPZ910BL.\u003c\/p\u003e \u003c\/details\u003e \u003cdetails\u003e \u003csummary\u003e\u003cstrong\u003eDoes capacity affect compatibility?\u003c\/strong\u003e\u003c\/summary\u003e \u003cp\u003eCapacity (2500mAh \/ 18.5Wh) does not affect device compatibility. It may influence runtime between charges, but the replacement remains compatible with the original device’s voltage and connector 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 a compatible charger specified for 7.4V Li-ion packs. Follow standard safety practices: avoid puncturing or disassembling the cell, prevent short circuits, and store in a cool, dry place. Ensure correct polarity and fitment before installation and do not use damaged batteries.\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":52129089421594,"sku":"CS-TPZ910BL","price":51.94,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0890\/1695\/9258\/files\/CS-TPZ910BL-1.jpg?v=1777114318","url":"https:\/\/batterybuyer.ca\/products\/7-4v-li-ion-2500mah-battery-fits-topwise-z91-18-5wh","provider":"Batterybuyer.ca","version":"1.0","type":"link"}