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21700 / 26650 For E-cig

Shockli 21700 4000mah IMR 20A discharge-Flat top
Price: US $
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Product introduction

Tpye of Battery

Shockli 21700 4000mah IMR battery 20A

Size(mm)

21.7±0.2mm(Diameter) x 70.9±0.2 mm(Length)

Weight(g)

70±2g

Nominal Voltage

3.7V 

Nominal  Capacity

4000mah (0.2C  Discharge)

Discharge Cut-off voltage

2.75 V

Standard Charge

0.3 A~2A (Recommend 0.5 A~1.5A) /4.2V±0.05V

Maximum charge current

2A

Continuous

Discharge Current

20A

MAX

Discharge Current

30A

Initial Impedance

20 mW

Cycle Life

500times: discharging capacity≥80%

Charging Time

Standard charge : 4.0hourscharge current:1.0A

Operating environment

Charging, 0°C ~ 45°C

Discharging, -10°C~60°C

Application

Electronic cigarette

 

Warning!

In order to prevent damage to property or injury to yourself ,Please read the Warning  before using the battery .

You must keep the battery away from children and pets .

You must charge battery fully before first use .Battery come at about 40% or less capacity .

 

Don't throw the battery into water or fire.

Don't short circuit (+) and (-) terminals with metallic.

Don't mix the battery with different capacity or manufacturer.

Don't use when the battery wrapper is Damaged,please rewrapped.

Don't store the battery in pocket together with metallic such as keys, necklaces.

Don't leave, charge battery in car or similar place where temperature may be over 60℃.

Don't discharge battery below 2.75V, This 26650 battery is NOT protected battery against over-discharged