China Solar Light Storage Recharge Lithium 18650 Li-ion Battery Pack 2s1p 7.4V 5000mAh with Connector Flashlight

Solar Light Storage Recharge Lithium 18650 li-ion Battery Pack 2s1p 7.4v 2600mah with Connector Flashlight

Item

Parameters

Remark

Rated Capacity

Typical

2600mAh

standard discharge(0.2C)

after standard charge

Minimum

2550mAh

Alternating

Internal Resistance

≤70mΩ

Nominal Voltage 7.4V mean operation voltage

Voltage at end of Discharge

5.5V

discharge cut-off voltage

Charging at end of Voltage

8.5V

Standard Charge

Constant Current 0.2C Constant

Voltage 7.3V 0.02C cut-off

charge time:Approx 6.0h

Standard Discharge

Constant Current 0.2C end Voltage 5V

Fast Charge

Constant Current 1C Constant

Voltage 7.3V 0.02C5A cut-off

charge time:Approx 2.5h

Fast Discharge

Constant Current 1C end Voltage 5.0V

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.

Maximum Continuous

Discharge Current

1C

pulse discharge current: 2C

Operation Temperature Range

Charge:0~55ºC

Discharge:-20~60ºC

60±25%R.H. bare battery

Storage Temperature Range

Less than 1 year:-20~25ºC

Less than 3 months:-20~45ºC

60±25%R.H. at the shipment

What are the Features of our DTP Lithium ion battery?
1.High capacity,Small volume,Light weight.
2.Discharge voltage smooth.
3.Small internal resistance.
4.Pollution free,no toxic material,Long cycle life
5.No memory effect,highly efficient charge anytime, no reduction of capacity.
6.Built-in anti-explosion protection and short circuit protection.
7.Data Power as 18 years' dependable battery brand,can provide you all your battery needs