No.

Items

Specifications

1

2

Nominal voltage

6.4V

3

Minimal capacity

4000mAh @ 0.2C

4

Nominal capacity

4000mAh @ 0.2C

5

Charge current

0.5C

6

Standard charging method

0.5C CC (constant current) charge to 3.65V, then CV (constant voltage 3.65V) charge till charge current decline to £ 0.05C

7

Charging time

Standard charge: 3.0 hours Ref

8

Max. charge current

1C

9

Max. continue discharge current

3C (Cell skin temperature cannot exceed 80°C)

10

Discharge cut-off voltage

4.0V

11

Operating temperature

Charging: 0°C ~ 45°C

Discharging: -20°C ~ 60°C

(Cell skin temperature cannot exceed 80°C)

12

Storage temperature/humidity

Temperature -10°C ~ +35°C

Humidity 65%±20%RH

(Recommended to store 23 ± 5°C for long term storage)

13

Cell Weight

42.0g±1.0g 

14

Cell Dimension

Length: 65.0±0.3 mm

Diameter: 18.2±0.2 mm