VRK 21700 battery

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VRK 21700 Battery 

4000 Mah

40A max

20A continuous 

3.7 V

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  • 5
    Great batteries

    Posted by Michael Johnson on Dec 1st 2017

    Bought 4 if these to keep the Overpowered beast going. Have a.21 ohm build on the Double stacked overpowered mod, no venting or over heating at all. This is below suggested build so if you're not experienced it understand battery function and safety, you may want to stay at .3 ohms or above.