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3.7V 2500mAh 18650 Rechargeable Cylindrical Li-ion Battery
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Description:

 

Model 18650
Normal voltage 3.7V
Capacity 2500mAh
Diameter 18mm
Height 65mm

 

                           
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Item  

Parameters

Remark
Rated Capacity Typical 2500mAh standard discharge(0.2C)

after standard charge

Minimum 2500mAh
Alternating

Internal Resistance

≤60mΩ
Nominal Voltage  3.7V mean operation voltage
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 Constant Current 0.2C end Voltage 3.0V
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.

Maximum Continuous

Discharge Current

2C pulse discharge current: 5 C
Operation Temperature Range Charge:0~55℃

Discharge:-20~60℃

60±25%R.H. bare battery
Storage Temperature Range Less than 1 year:-20~25℃

Less than 3 months:-20~45℃

60±25%R.H. at the shipment

 

 

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