How To: Build a hand cranked charger for your Android phone

Build a hand cranked charger for your Android phone

Is your Droid always running out of power, and a charger isn't always convenient? Start with a hand cranked flashlight, then wire it up so you can charge your phone by hand! Great for pulling your dying phone out of emergencies.

Daily Updates From Gadget Hacks

Get new tips & tricks for your phone every day.

Be the First to Comment

Share Your Thoughts

  • Hot
  • Latest