Rosewill Powerbank 11200mAh External Backup Battery Charger - Retail Packaging - White Samsung Lithium Ion Battery Cells LED Flashlight Compatible with Most USB Charging Devices, Including iPhone, iPod, iPad, Smartphones, Digital Camera, PSP and NDS. Able to Use Your Own Data Cable to Connect and Charge Capacity: 11200 mAh ^Micro-USB Input: 5V ^Samsung Lithium Ion Battery Cells ^2 USB Port to charge up to 2 device at the same time ^Integrated microchip prevents overcharging & lengthens battery life