C2G/Cables to Go 54200 Trulink Portable USB Rechargeable Battery (5000 mAh) Connector 1: USB Type A Female Connector 2: DC Power Plug 2ft USB A to Barrel Plug Cable USB Micro B and Mini B Adapters Included Up to 500 recharges Connector 1: USB Type A Female Connector 2: DC Power Plug Up to 500 Recharges 5000 mAh battery Input: 5V 1000 mA Output: 5V 750mA Convenient charging of mobile devices anytime, anywhere Perfect for travelers, the lightweight, compact design makes it easily carried and stored in a briefcase, laptop bag or even a purse. This device functions as both a battery backup as well as a charger.