Type: Li-Ion Nominal Voltage: 24v Size: Customized Nominal Capacity: 40Ah Charge cut-off voltage: 29.4V Discharge cut-off voltage: 21V Standard charge current: 0.2C Max continual charge current: 0.5C Max Discharging Current: 2C Weight: 10kg Cycle Life: >1000times Warranty Time: 2 years Certificate: CE,UL,ROHS,UN Application: Solar light,Electric scooter