48v 20ah electric bike  battery 1500W electric bike kit lithium ion battery for 1000w 1500w motor e bike scooter kit + charger

1. On/Off Switch can control battery discharge 2. Waterproof and Solid Aluminium alloy Case 3. Lighted battery LED power Indicator 4. Beautiful LED taillight design 5. Lock with Keys securely locks the mount on bike rack 6. Battery with controller box space model 48V 20Ah Nominal Voltage 48 Nominal Capacity 20Ah Composed Type 10Series 4 13S8 P Cells Brand 18650 2500mAh Power Cells BMS 40Amp continuous 50±10Amp maximum Fit Motor Power 48V 250W-1500W Charge Current 2-5A Charge Cut-off Voltage 54V Discharge Cut-off Voltage 39V Discharge Temperature -20 to 65°C Charge Temperature 0 to 45°C Dimensions 435*160*80mm Battery Weight 7kg Cycle life ≥80% capacity after 800 cycles