... 10Ah, 12Ah, 15Ah, 20Ah 4. brand new cell 5. CE, RoHS, MSDS, UN38.3 brand new thium 48v ebike battery Specifications of ... in 4 hours6.banlance charge and discharge With BMS system it will not over-discharge and over-charge. It ... scooter and electric wheelchair, etc.10. Brand new cell, brand new battery Warrantychange for new battery due to inferior battery VoltageCapacity(Ah)24V891011121314151617181920 ...