The individuals behind Proporta.com have just released a thin and light pocket sized phone charger/battery at 7mm wide. It is compatible with the Iphone, and Samsung and HTC phones. Although this phone charger is small enough to fit into your wallet and pocket, it doesn’t emphasize that you’ll need to charge it with a micro usb cord, which is also another problem in addition to worrying about losing this small cell phone charger. Just take a look at more things you have to worry about if you have to carry this cell phone charger around. It might be a good 20 dollar investment if you really need a last resort charger, but don’t you think free cell phone charging stations would be a better solution?