{"product_id":"3-91v-li-polymer-4850mah-battery-fits-oppo-rmx3939-realme-c61-18-96wh","title":"3.91V, Li-Polymer, 4850mAh, Battery fits Oppo RMX3939, Realme C61, 18.96Wh","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;\"\u003eCameron Sino CS-OPC630SL (Item No. CS-OPC630SL) — 3.91V • 4850mAh • Li-Polymer • Main application: Oppo RMX3939, Realme C61\/C63\/C65s\u003c\/h2\u003e \u003cp style=\"margin:0 0 8px;\"\u003eDiscover a reliable replacement battery engineered by Cameron Sino for sustained performance in Oppo and Realme devices. This direct replacement battery from BatteryBuyer.ca is designed to deliver consistent power and safety across charging cycles.\u003c\/p\u003e \u003cdiv style=\"margin:12px 0;\"\u003e \u003cspan style=\"display:inline-block; background:#f44336; color:#fff; padding:6px 10px; border-radius:12px; font-size:12px; margin-right:6px;\"\u003eDirect Replacement\u003c\/span\u003e \u003cspan style=\"display:inline-block; background:#2e2e2e; color:#fff; padding:6px 10px; border-radius:12px; font-size:12px; margin-right:6px;\"\u003eStable Output\u003c\/span\u003e \u003cspan style=\"display:inline-block; background:#555; color:#fff; padding:6px 10px; border-radius:12px; font-size:12px; margin-right:6px;\"\u003eQuality Tested\u003c\/span\u003e \u003cspan style=\"display:inline-block; background:#e60012; color:#fff; padding:6px 10px; border-radius:12px; font-size:12px;\"\u003eBatteryBuyer.ca\u003c\/span\u003e \u003c\/div\u003e \u003cdiv style=\"border:1px solid #e5e5e5; border-radius:8px; padding:14px; background:#fff; margin-top:14px;\"\u003e \u003ch3 style=\"margin:0 0 8px;\"\u003eKey Benefits\u003c\/h3\u003e \u003cul style=\"margin:0; padding-left:20px;\"\u003e \u003cli\u003eReliable runtime with 4850mAh capacity for longer device use between charges.\u003c\/li\u003e \u003cli\u003eStable voltage delivery to support consistent performance throughout the charge cycle.\u003c\/li\u003e \u003cli\u003eCorrect Li-Polymer chemistry optimized for mobile devices and safety.\u003c\/li\u003e \u003cli\u003eDrop-in replacement that fits Oppo RMX3939 and Realme C61\/C63\/C65s models.\u003c\/li\u003e \u003cli\u003eSafety and build quality tested to meet typical consumer electronics standards.\u003c\/li\u003e \u003cli\u003eComprehensive compatibility with listed Oppo and Realme device models.\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e \u003ch3 style=\"margin-top:20px; margin-bottom:6px;\"\u003eTechnical Specifications\u003c\/h3\u003e \u003ctable style=\"width:100%; border-collapse:collapse; border:1px solid #e5e5e5;\"\u003e \u003ctbody\u003e \u003ctr\u003e\n\u003ctd style=\"padding:8px; border-bottom:1px solid #f0f0f0; width:40%;\"\u003e\u003cstrong\u003eCameron Sino Model \/ Item No.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border-bottom:1px solid #f0f0f0;\"\u003eCS-OPC630SL\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd style=\"padding:8px; border-bottom:1px solid #f0f0f0;\"\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border-bottom:1px solid #f0f0f0;\"\u003e3.91V\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd style=\"padding:8px; border-bottom:1px solid #f0f0f0;\"\u003e\u003cstrong\u003eCapacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border-bottom:1px solid #f0f0f0;\"\u003e4850mAh\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd style=\"padding:8px; border-bottom:1px solid #f0f0f0;\"\u003e\u003cstrong\u003eEnergy \/ Wh\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border-bottom:1px solid #f0f0f0;\"\u003e18.96Wh\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd style=\"padding:8px; border-bottom:1px solid #f0f0f0;\"\u003e\u003cstrong\u003eChemistry\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border-bottom:1px solid #f0f0f0;\"\u003eLi-Polymer\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd style=\"padding:8px; border-bottom:1px solid #f0f0f0;\"\u003e\u003cstrong\u003eColour\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border-bottom:1px solid #f0f0f0;\"\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd style=\"padding:8px; border-bottom:1px solid #f0f0f0;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border-bottom:1px solid #f0f0f0;\"\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd style=\"padding:8px; border-bottom:1px solid #f0f0f0;\"\u003e\u003cstrong\u003eNet Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border-bottom:1px solid #f0f0f0;\"\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd style=\"padding:8px; border-bottom:1px solid #f0f0f0;\"\u003e\u003cstrong\u003eGross Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border-bottom:1px solid #f0f0f0;\"\u003e80 g\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd style=\"padding:8px; border-bottom:1px solid #f0f0f0;\"\u003e\u003cstrong\u003eEAN Code\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border-bottom:1px solid #f0f0f0;\"\u003e4894128212461\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003ch3 style=\"margin-top:20px; margin-bottom: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 Oppo, Realme\u003c\/p\u003e \u003cp style=\"margin:0 0 6px;\"\u003e\u003cstrong\u003eFits Models:\u003c\/strong\u003e Oppo RMX3939; Realme C61; Realme C63; Realme C65s; Realme C61; Realme C63; Realme C65s; RMX3939\u003c\/p\u003e \u003cp style=\"margin:0 0 6px;\"\u003e\u003cstrong\u003eFits Battery Model Numbers:\u003c\/strong\u003e Oppo BLPA83; Realme BLPA83\u003c\/p\u003e \u003c\/div\u003e \u003ch3 style=\"margin-top:20px; margin-bottom:8px;\"\u003eApplications\u003c\/h3\u003e \u003cp style=\"margin:0 0 8px;\"\u003eIdeal for replacement in emergency lighting, security systems, access control, UPS, medical devices, industrial equipment, and portable electronics that rely on Oppo RMX3939 or Realme C61\/C63\/C65s power.\u003c\/p\u003e \u003cp style=\"font-weight:600; margin-top:14px;\"\u003eImportant Compatibility Note\u003c\/p\u003e \u003cp style=\"margin:0 0 8px;\"\u003eThis 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 \u003ch3 style=\"margin-top:20px; margin-bottom:8px;\"\u003eFrequently Asked Questions\u003c\/h3\u003e \u003cdetails\u003e \u003csummary\u003e\u003cstrong\u003eDoes this Cameron Sino CS-OPC630SL replacement battery replace the listed battery model numbers?\u003c\/strong\u003e\u003c\/summary\u003e \u003cp\u003eThis CS-OPC630SL is provided as a direct replacement for the listed battery model numbers Oppo BLPA83 and Realme BLPA83 used in compatible Oppo and Realme devices.\u003c\/p\u003e \u003c\/details\u003e \u003cdetails\u003e \u003csummary\u003e\u003cstrong\u003eWill it fit the device models listed in the compatibility section?\u003c\/strong\u003e\u003c\/summary\u003e \u003cp\u003eYes. It is designed to be compatible with Oppo RMX3939 and Realme C61, C63, and C65s series devices listed in the specifications.\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 is CS-OPC630SL (Item No. CS-OPC630SL).\u003c\/p\u003e \u003c\/details\u003e \u003cdetails\u003e \u003csummary\u003e\u003cstrong\u003eDoes capacity affect compatibility?\u003c\/strong\u003e\u003c\/summary\u003e \u003cp\u003eCapacity differences may affect runtime between charges, but they do not normally affect device compatibility or electrical fit.\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 and install per the device manufacturer’s instructions. Ensure the device is powered off before replacement, connect with correct polarity, avoid heat exposure, and do not attempt to modify or puncture the cell. If unsure, contact BatteryBuyer.ca for support.\u003c\/p\u003e \u003c\/details\u003e\n\u003c\/div\u003e\u003c\/div\u003e","brand":"Cameron Sino Technology Limited","offers":[{"title":"Default Title","offer_id":52128623100186,"sku":"CS-OPC630SL","price":37.9,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0890\/1695\/9258\/files\/CS-OPC630SL-1.jpg?v=1777096314","url":"https:\/\/batterybuyer.ca\/products\/3-91v-li-polymer-4850mah-battery-fits-oppo-rmx3939-realme-c61-18-96wh","provider":"Batterybuyer.ca","version":"1.0","type":"link"}