TAMO BLOCK-BLUE TAMO 4000 Mah Power Block Blue Batt Utilizes premium A-grade Lithium Ion battery to provide fast powerful lasting charges (Premium 4,000mAh of raw power) Includes two USB ports for charging cell phones and other media devices simultaneously (Special high-output battery allows for fast charging capable of switching between 500mAh, 1A, and 2.1A charge ability to charge virtually any USB device in the world) Great stylish Lego block design portable to use when traveling and to power any of your electronic devices anywhere Power bank includes 5 different USB cable connections for Apple 30-pin, Apple lightning, Micro USB, Mini USB, and Sony PSP (Supports charging and syncing through the case via Computer USB) LED power indicator for battery power level, on-off power to control when to use the extra power (Compatible with iPad, iPhone, iPod touch, DROID, HTC and BlackBerry 4000mAh rechargeable power battery)