It might be a bit smaller, but the concept has been around a long time (I use my external hard-drive's cable): http://www.amazon.com/s?ie=UTF8&page=1&rh=i%3Aap

It might be a bit smaller, but the concept has been around a long time (I use my external hard-drive's cable): http://www.amazon.com/s?ie=UTF8&page=1&rh=i%3Aaps%2Ck%3Acharge%20only%20usb%20cable http://www.amazon.com/s?ie=UTF8&page=1&rh=i%3Aaps%2Ck%3Achar...