AJC replacement battery compatible with an APC Back-UPS Pro 650 BP650SX107 BatteryExact OEM replacement guaranteed to fit easily and preciselyTerminals: F2Chemistry: Sealed Lead Acid (AGM)AJC Replacement BatteriesDimensions: Length 6 x Width 3.9 x Height 3.8 4 inchesIMPORTANT:YouMUST RE-USE:your existing cabling and hardware. These arereplacement batteriesonlyNOTE:It is your responsibility to verify the batteries being ordered match the batteries in your unitprior to placing your order. We are not responsible for incorrect ordersUL Recognized ComponentBacked by easy 30-day returns and 12-month warrantyDisclaimer:Our products are not affiliated with or authorized by APC