Batterytec 10400mAh Portable High Capacity Dual-Port External Battery Power Bank Backup Charger for Iphone 5, 4S, 4, iPad 4, 3, 2, Mini, iPods (Apple adapters not included), Samsung Galaxy S4, S3, S2, Note 2, HTC One, EVO, Thunderbolt, Incredible, Droid DNA, Motorola ATRIX, Droid; Google Glass, Nexus 4, Nexus 7, Nexus 10, LG Optimus, PS Vita, Nook HD+,LCD displaying electric power.[Output: 5V/1A 5V/2A; WHITE] Universal Compatibility: it is compatible with most mainstream Androit, Smarts mobile phones and tablets. SAMSUNG Grade A Cell Used to assure you a highest quality and reliability. With LED to indicate charge level. 500 + recharge cycles over the life of the battery Ultra High Capacity, 10400mAh, extend 60 hours of talk time or 30 hours of video play back time for iPhone 4,4S.5.5S. 10400mAh/3.7V, Input: 5V/1A(max) Output:5V/2A(max)Output: 2 USB port for fast triple charge: Max 3 Ampere(2amps Shared by S & A port and One dedicated 1amp port) ;LCD displaying electric power Automatic power on/off identification.