The Power Cube 5200 is a rechargeable power bank with two 5V USB output ideal for powering and charging iPod, iPhone, iPad, cell phones, MP3/MP4 players, GPS, Bluetooth devices, portable gaming systems, and other USB powered devices via a USB charging cable. Featuring a battery capacity of 5200mAh, the battery pack will allow you to get you through when you need to refuel your mobile device.