iHome | Adjustable Jetpack 3000mAh Micro USB Wireless Portable Battery - Black - See More Colors Compact and powerful, 3000mAh lithium polymer rechargeable battery allows you to charge your Android Smartphones multiple times Allows for 12 hours of web browsing, 9 hours of talk time or 8 hours of video LED indicator lets you know how much charge is left The iHome Adjustable JetPack adjusts from 4.75 inches to 6.5 inches to hold the Most Android Phones Smooth matte exterior allows for easy grip, small and convenient to fit easily in your hand or in your pocket.