Seidio BD2-PBPT22 Charging Vault Kit for Most USB Ready Devices - Retail Packaging - Black Features a 2200mAh internal battery and two USB ports, so that you can charge multiple devices at the same time when connected to an outlet Blue LED lights indicate charging level Auto-shut off function prevents overcharging Retractable dual-head sync & charge cable (Micro-USB and Apple chargers) sold separately Compatible with most USB devices, including Apple, Android, BlackBerry, and Windows phones