EZOPower Black 2 Port High capacity Portable External Rechargable Backup Battey Pack -6600mAh (1.3A) Universal, convenient, portable, and compact external rechargable high capacity 5600mAh back-up battery Includes charging cable + interchangable charging tips to charge a variety of devices LED light above power button indicate battery capacity, as well as active charging Battery capacity:6600mAh, micro-USB Input:5V 1A. USB Output 1: 5V 1.3A (maximum if Output2 not in use), USB Output 2: 5V 1.3A (maximum if Output1 not in use), Maximum output current for Output 1 & 2: 1.3A, Weight: 155g, Dimension: 98 x 54 x 19 mm Compatible with most portable devices (Mobile Phones, Tablet PC, Music Players, Portable Gaming Devices, Digital Readers, Digital Camera etc.)