POWEROCKS 314855 Tetris 3000mAh Universal Extended Battery with Dual USB Ports - White

Never be without power again with the Powerocks Tetris 3000mAh Universal Extended Battery. Conveniently small, and surprisingly powerful, the Powerocks Tetris will charge your electronic devices quickly and safely when life takes you away from an outlet, making it ideal for travel or those with busy schedules. Compatible with USB-powered devices, it features a  3000mAh battery capacity that gives you enough power to fully charge most smartphones up to two times. Plus, there are even two USB ports so you can charge two devices at once! Included is a USB to microUSB cable for easy charging or recharging, as well as a carry pouch to help keep the Tetris protected while you're on the go.