Good Time Mini 2600mah External Battery Pack Compact "Lipstick" Size USB Universal Portable Power Bank Charger for Iphone 5 4s 4 3gs, Ipod, Samsung Galaxy S4 S3 Minii8190, S3 I9300, S Ii I9100, S Incredibly Compact: The size of a small candy bar easy to hold and carryand it fits perfectly in your pocket. Smart Power Technology: USB ports detect your device intelligently and deliver the faster charge. Smart Digital Screen shows remaining power in digital format, and it's hidden until activated. Fits for almost all USB-powered devices. Multiple Smart Protection System: keeps your devices safe from over-charging, over-voltage, over-current, and short circuit. What You Get: Portable External Battery Power Bank, Micro USB Cable, welcome guide, our fan-favorite 12-month warranty and friendly customer service.