EZOPower Blue eTriplex 12000mAh High-capacity External Backup Battery with Built in Micro USB Charging Port and carrying Case + USB Travel Charger for HTC DROID DNA, Windows Phone 8S, Windows Phone 8X and iPhone, Smartphone, iPad, Tablet and more This eTriplex Universal, convenient, portable, and compact external rechargable high capacity 12000mAh back-up battery Smart Design: With Built in Micro USB Lead for recharging nearly all Android Devices. Recharge this battery by connecting micro-USB cable with PC/laptop 4 LED light above power button indicate battery capacity, as well as active charging Micro-USB Input: 5V 1A. Dual USB Output: 5V 2A. Micro-USB Output 3: 5V 2A. Maximum output current for Output 1,2,3: 2A. Weight: 248.5g. Dimension: 107.5 x 75.5 x 24.65 mm Compatible with most portable devices (Mobile Phones, Tablet PC, Music Players, Portable Gaming Devices, Digital Readers, Digital Camera etc.)