Electric Bike Battery Specifications: Nominal Voltage: 48V Nominal Capacity: 17.4Ah Composed Type: 13Series 6Paralles 13S6P Cells: Panasonic NCR18650PF 2900mAh 10A 3C Cells BMS: 25 Amp continuous 70±10Amp maximum Fit Motor Power : 48V 350W 500W 750W Charge Current: 2-5A Charge Cut-off Voltage: 54.6V Discharge Cut-off Voltage: 39V Discharge Temperature: -20 to 65°C Charge Temperature: 0 to 45°C Dimensions: 430*150*105mm Battery Weight: 5.7kg Cycle life: �80% capacity after 800 cycles.