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New Gold Efan IMR 18650 2000mAh 40A 3.7V LiMn battery flat top

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New Gold Efan IMR 18650 2000mAh 40A 3.7V LiMn battery flat top
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Efan IMR 40A 18650 2000mAh 3.7V high drain LiMn battery button top
Use new safe PET material, it is better than PVC.

Nominal Specification

Item Condition / Note Specification
Capacity Std. charge / discharge 2000mAh
Nominal Voltage Average of Std. Discharge 3.70V
Standard Charge Constant current 1250mA
Constant voltage 4.20V
End current(Cut off) 50mA
Fast Charge Constant current 4000mA
Constant voltage 4.20V
End current(Cut off) 100mA
Max. Charge Voltage 4.20V
Max. Charge Current  4000mA
Standard Discharge Constant current 500mA
End voltage(Cut off) 2.5V
Fast Discharge Constant current 10000mA, 20000mA
End voltage(Cut off) 2.5V
Max. Discharge Current For continuous discharge 20A
Max discharge 40A
Weight Approx. Max. 47.0G
Operating Temperature Charge 0 ~ 50°C
Discharge -20~ 75°C
Storage Temperature 1 month -20 ~ 60°C
3 months -20 ~45°C
1 year -20 ~ 20°C
Dimension (D)18.2 + 0.2/-0.3 mm  
(H) 64.55 ± 0.2 mm   

Weight: 55g/pc

Why choose us 


1:Various styles with different types

2:Large stock for fast shipping.    


3:High quality with lower price 


4:Sample order & samller quantity is ok 


5:100% real photo 


6.Reliable quality assured.




Shipping way: 

1. If your order is not big enough, we will provide Door To Door servive, we cooperate

with UPS, DHL, FEDEX, TNT all year round, we gurantee that the shipping price that

we offer to you is the most favorable price among so many suppliers in China.


2. By Air or By Vessel through your forwarder is acceptable, if you have no forwader in

China, we can find you cost-effective forwader for your reference. 



We accept T/T, West Union, Paypal.



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