Charge A USB Device By Breathing
Filed in archive General Cool Stuff by Dameon Welch-Abemathy on November 4, 2007

This is a Do-It-Yourself project from Instructables, and it's pretty cool. rubber bands
, parts from an old CD-Rom drive, and a simple circuit is the ticket to charging a device that can be charged via USB. Assembly required, of course.A USB port only passes 5 volts, so it's not like you have to generate a lot of energy. I'm just surprised breathing is enough to generate 5 volts. If they say it works...
Via Treehugger
Permalink: Charge A USB Device By Breathing
Tags:
usb+charger
diy
do+it+yourself
instructibles
2007
november+2007
charge+device
device+breathing
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Mr Wong
