Shipping list:36V 6Ah battery pack 1pcs, Build-in BMS[Product Description]Model: 36V 6AhCategory:Lithium-ion BatteryNominal Voltage: 36VNominal Capacity: 6000mAhSingle Cell: 3.7V 3AhCell: 18650 3000mAhAssembly: 10S2PCell Quantity (parallel*series): 20 pcsVoltage : Peak - 42V, working - 36VCut-off voltage: 28VMax Discharge Current:10AMax. discharging current: 30AMax Continuous Discharging Amperage: 20ARated Discharging Amperage: 15AStandard Charger: Constant Current 0.2CCharge method: CC/CVCharging Current: 5ACharging Voltage: 43.2 VoltsDimension: 135*75*55mmNet Weight: 960gCycle life: 1000 cycles, DOD is 85%Cycle life of single cell: 1500 cycles,DOD is 85% .3000 cycles,DOD is 70%. (<1C discharge rate and <1C charge rate)Short-circuit protection, Over-charge protection,Over-discharge protection, Over-current protection, BMS and BalanceProduct Usage:For balance pulleys, electric wheel scooter, Smart balance hoverboard, intelligent balanced motorcycles with two wheels, Electric unicycle twist car, etc.Remark:We have lithium, lifepo4 batteries, accept customized battery pack, If you want any others, please take it easy to contact with me and tell me your requirement (the capacity / voltage / size / discharge current ) , thanks.