18650 Battery Charger
thingiverse
With this 18650 Battery Charger you can charge 4 18650 Batteries parallel. You need 4x BMS tp 4056 (as a protection Circuit), some metal springs and little metal plates. The Circuit Diagram you have to solder is shown in the Picture above. Have fun with this Project! You can watch a Video about it here: https://youtu.be/-t8vcQLSIKQ
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