Product application: power tools, garden tools, air pumps, sprayers and other tools
Product parameters:
Battery type: INR18650-5S2P
Nominal voltage: 20V
Charging voltage: 21V
Standard continuous discharge current: 2C
Maximum continuous discharge current: 10C
Nominal capacity: 4000mAh
Battery life: 500 cycles of 0.5C charge and discharge
Working temperature: charging: 0~45℃
Discharge: -20~60℃
Protection parameters: overcharge protection voltage / 4.20±0.025V per string
Over-discharge protection voltage: 2.8±0.1V
Overcurrent value: 10~30A
