EPCTEKGreen 2600mAh lovely Universal Mobile USB Portable Power Bank Charger 5V 1A output for Apple iPhone 5 4S 4 3Gs 3G, iPod Touch/Samsung Galaxy S3 S S2 S II, Galaxy Nexus, Blackberry, HTC, LG Fit for your iPhone 4S / 4G / 3GSSamsung Galaxy S4 / S3, Nokia and other smart phones; Compact, portable, Sleek, stylish and compact design; Easily fits into your bag to provide instant power; PERFECT for trainroad trips, or whenever you need to charge your mobile devices wherever you are High quality Lithium-ion battery ensures reliability Input: DC 5V 1000mAh,Output: DC 5V 1000mAh;