Hypercel USB Data Sync and Charging Cradle for Motorola Android A855 Custom-fitted cradle lets your phone sit comfortably on your desk Synchronize, charge and transfer files via USB connection Battery slot lets you charge a second battery by itself or at the same time with your phone Comes with an AC power adapter to charge your PDA phone if you don't have a computer/laptop USB connection available USB connection/charging cable with AC power adapter