DIY How to Convert any device from batteries to electricity

DIY Convert battery operated devices electricity via a old USB cord. SUPER EASY!!!


5210smile says:

Batteries are electric…

Kira Sensei says:

Thank you very much you made my electronic keyboard work again!

Ma Sch says:

sorry i dont quite understand what you mean by “pressure mounted on the plates”….what have you actually done? and what are those plates? sorry, i really have no experience with this electricity stuff 😀

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