Easy battery-powered USB charge cable

Img413 696
Ian writes – “Here’s a really simple battery-powered USB cable. It’s dead easy to construct and gets extremely good battery life. You can use it to run your iPod, PDA, phone, or any other USB gadgets.”Link.

Tagged

current: @adafruit - previous: MAKE, popular science, hackaday, engadget, fallon, braincraft ... howtoons, 2600...

View more articles by Phillip Torrone