The Flux Card? is the sleekest and best designed portable phone charger in the world. It is ultra-thin (only 6.6mm) and comes with a built-in usb cord that works for both Android and an adapter for iPhone. It fits easily in your pocket or purse. You won't even notice it's there. With 2A of output, it will charge your phone in just an hour and a half! (Rest assured however, it won't damage your phone battery). http://www.fluxchargers.com