No.

Items

General Parameter

Remark

1

Rated Capacity

Typical:2500mAh

Standard discharge（0.5C5A) after

Standard charge

Minimum:2480mAh

2

Nominal Voltage

3.7V

Mean Operation Voltage

3

Voltage at end of

Discharge

2.75V

Discharge Cut-off Voltage

4

Charging Voltage

4.2V

1C (Ambient temperature 25℃)

5

Internal Impedance

≤45mΩ

Internal resistance measured at 1KHZ after 50% charge.

The battery is new that is

within one week after shipment

and cycled less than 5 times

6

Standard charge

Constant Current 0.5C5A

Constant Voltage 4.2V

0.05 C5A cut-off

7

Standard discharge

Constant current 0.5C5A

end voltage 2.75V

4.25V

8

Maximum Continuous

Charge Current

1.0 C5A

2.5V

9

Maximum Continuous Discharge Current

3.0 C5A

≤60 mΩ(AC Impedance, 1000 Hz)

10

Discharging performance

0.5C 100%

1C ≥98%

2C ≥95%

3C ≥90%

Different dated discharge to

2.75V after standard charge

11

Operation Temperature

Range

Charge : 0~45℃

Discharge : -20~60℃

60±25%R.H.

Bare Cell

12

Storage Temperature

Range

Less than 1 year: -20~25℃

less than 3 months: -20~4

60±25%R.H.at the shipment state

13

Cell Dimension

High: 65.1±0.2 m

Diameter:18.2±0.2 mm

Initial Dimension

14

Life Cycle

1000 times (100% DOD till 80% of initial capacity at 0.2C rate, IEC Standard)