which could charge 4 pcs of lithium ion 18650 cells at a time. Parts for this build cost only 5$ at ebay: 18650 battery holders and TP4056 charging modules.
thank you guys.May the force be with you
NCS: Music Without Limitations
NCS Spotify: http://spoti.fi/NCS
Free Download / Stream: http://ncs.io/toburoots
NCS Music Without Limitations
NCS Spotify httpspoti.fiNCS
Free Download Stream httpncs.iomaskedraver