HALO CHARGE-IT 3000 2 PACK - Black & Graphite Includes HALO 3,000 mAh portable charger; RFID card wallet; USB to microUSB charging cable: USB to 8-pin charging cable; 30-pin connector tip; and instructions 3,000 mAh portable charger can charge mobile phones, tablets, gaming systems, Bluetooth devices, cameras, and more Partially charges (15-40%) tablets based on battery size of tablet Compatible with devices that utilize micro USB, 30-pin tip, or 8-pin tip LED fuel tank indicator: One light 0-25%; Two lights 26-50%; Three lights 51-75%; Four lights 76-100%