Specifications BrandUNITPACKPOWERModelR006Battery Capacity36V 15AhPower540WHComposed Type10S5PBattery Pack CellBrand 3000mAhBuild in BMS20AmpCharge Cut off Voltage42VDischarge Cut off Voltage30VBattery Charger2A Standard ChargerCharge Current2 3ACharging Time8 HoursFit Motor36V 0 500WCycle Life800 Mileage32 54kmBattery Weight3 7kg 8 15lb Dimensions440 155 63mmCharge Temperature0â to 45âDischarge Temperature 20â to 65â Features 1 With an on off switch helps you save more power2 The install plate has extra space for putting in the controller3 Waterproof IP65 and solid aluminum alloy case stronger a lot than a plastic case4 Lighted battery LED power Indicator informs you of the battery capacity in time5 Beautiful LED taillight design provides you with more convenience at night6 Lock with keys securely lock the mount on the bike rackPackage includes 1 x 36V15AHBattery1 x Bracket1 x Charger1 x User Manual