GoGo Powerpack

The GoGo Powerpack charges iPhones (including the 3G), iPods and all mobile devices that have a USB charge cable A mini-USB connector is included free to make many other mobile devices compatible. It is compact enough to tuck away your glove box, briefcase or purse,yet powerful enough to recharge a mobile device several times before the PowerPack itself needs recharged.

Just charge the PowerPack from the wall and go! It provides power when you need it. Other connectors available separately to connect with other cell phones, PDAs, GPS navigators, mobile game players, MP3s, and cameras, among others. Not sure if it will work with your mobile devices? If you can charge these devices using your computer then that same cable fits the USB port in the PowerPack. Retails for around $59.99