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 I9000, Galaxy Multifunction digital movable charger. USing the efficient boost converter and battery protective IC. It's built-in intelligent identification chips are able to identify different kinds of digital Reaching Available charge. It with built-in high-capacity battery,small appearance,wide scope of application,longevity life,high cost-performance. You can used it to charge your cell phone,digital camera,PDA,PSP,MP3,MP4,Ipad,Ipod,DV and ect at any time.