Item

parameter

Nominal Voltage

12.8V

Nominal Capacity

4.0Ah

Internal resistance

≤200mΩ

Relative humidity

≤93% RH

Overcharge Protection Voltage

15.7V

Over discharge Protection Voltage

9.2V

Discharge Cutoff Voltage

10.0V

Dimension

85mm*70mm*58mm(L*W*H)

Max. Charge Current

4A

Max Continuous Discharge Current

4A

Peak Discharging Current

10A

Max Discharge Voltage

DC14.6V

Life Cycle

2000

Charge Temp.

0-45

Discharge Temp.

-20-65

                                one month

-20-55

Temp. Range           three months

-20-45

                                      ten months

-20-25