DIY Powerbank YouTube Tutorial:- Materials:- 5v step up USB Module:- http://amzn.to/2qUZsl4 Lithium Battery Charging Module:- http://amzn.to/2pOl8ze Switch:- http://amzn.to/2quUaLB plastic container wires Circuit:-
YouTube Tutorial:- Materials:- 5v step up USB Module:- http://amzn.to/2qUZsl4 Lithium Battery Charging Module:- http://amzn.to/2pOl8ze Switch:- http://amzn.to/2quUaLB plastic container wires Circuit:-
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