Rechargeable (homemade) Power Bank (super Easy)

Intro This is my first tutorial so go easy on me xD. Ok I made this charger because tired of being with out music (ipod) on school.because my school does not have power plugs. Partss! Ok we need: 3x ultrafire 3.7v batteries or 3x 4 volts batteries 1xcar cell phone charger 1x toggle switch Pai...

By: Calebescobar11



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