Charge your cell phone or PDA with a single AA battery! Ideal during power outages and when camping, hiking or sailing. Make and receive calls as soon as you plug it in. Comes with 10 charging adapters and is compatible with all Motorola?, Motorola ROKR, Motorola RAZR, Audiovox, Kyocera, Samsung, Nokia, Sanyo, Sony Ericsson, Nextel and LG cell phones ? even Blackberry PDAs!