Specifications BrandBAFANGModelDowntube Hailong MaxVolt48V 20AhWatt960WhBattery CellLG 21700 5000mAhArray Mode13S4P 52PCSBMS30APeak Current60ACharge Cut off Voltage54 6VDischarge Cut off Voltage36 4VSize365 90 127mmWeight4 9KGUSB PortYESCycle Life1000 TimesCharing Current2 4ACharge Temperature0 45℃Discharge Temperature 15 65℃Way of ChargeCC CVProtection FunctionOver Charge Over Discharge Over Current Short Circuit Balance Features 1 Long lasting power With a 48V 20Ah battery capacity this electric mobility battery provides reliable power for extended rides 2 High current output The 30A BMS capacity ensures a steady and powerful current transmission enhancing the overall performance 3 Durable design Built to withstand rigorous use the Downtube Hailong Max is constructed with high quality materials to ensure longevity and durability 4 Easy installation The battery is designed to seamlessly fit into downtubes making it easy to install on various electric mobility vehicles 5 Safety assurance Equipped with a BMS that includes overcharge over discharge and short circuit protection ensuring the safety of both the user and the battery system Packing List 1 x 48V 20Ah Ebike Battery1 xCharger1 x Line2 x Keys1 x Manual