Item | Parameters | Remark |
Model | 18650/HE4 | |
Rated Capacity | 2500mAh | standard discharge(0.2C) after standard charge |
Nominal Voltage | 3.7V | |
Voltage at end of Discharge | 2.75V | discharge cut-off voltage |
Charging at end of Voltage | 4.20V | |
Standard Charge | Constant Current 0.2C Constant Voltage 4.20V 0.02C cut-off | charge time:Approx 6.0h |
Standard Discharge | 20A | |
Fast Charge | Constant Current 1C Constant Voltage 4.20V 0.02C5A cut-off | charge time:Approx 2.5h |
Fast Discharge | Constant Current 1C end Voltage 3.0V | |
Cycle Characteristic | 2000times(100%DOD) 4000 times(80%DOD) 7000 times(50%DOD) | the residual capacity is no less than 80% of rated capacity at 1C rate |