1500mAh Thinest (7.2mm) Universal Mobile USB Power Bank portable device charger for iPhone 3G/3GS, iPhone 4, 4S, iTouch, iPod, HTC, Balckberry and other smartphone the thinnest Powerbank unique business card design for your success avaiable for iPhone3, 3S, iPhone4S, iPhone4, iPod, iTouch, HTC, Blackberry,GPS and other smart phones With included cable, easy to be recharged by normal computer, laptop,wall charger, car charger,etc 4 LED indicators shows power level, each represents 25% of battery usage