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MrGAmba writes – “Every once in a while you get the problem of your cell phone running out of batteries just when you haven’t got a charger at hand.

This afternoon it happened to me,…. Damn empty battery and no charger for miles… At least that I know of.

So what do you do ? Build your own, in,…. 1 minute.”Link.

Doesn’t work on all phones and this really is a “Macgyver” way to do it, so try not to kill your phone(s).

Related:

  • Hamster-powered cell phone charger – Link.
  • HOW TO – Make an iPod charger for your bicycle! – Link.
  • Workout and charge your cell phone – Link.
  • Cell phone projects @ MAKE – Link.

From the MAKE store:

  • Charge just about any cell phone that uses USB with the MintyBoost charger – info & MAKE store.