Power/Technology: Rechargeable Lithium-Ion battery. Input: 5V/550mA; Output: 5V/800mA; Capacity: 2200 mAh. Charge time varies by device. Power bank must be charged prior to first use. Aluminum cube-shaped universal international mobile phone battery charger for mobile phones and other small electronic devices such as GPS and MP3 players. Includes on/off button and features LED indicator light (blue light when bank is turned on, red light when bank is charging, and blue light when bank is fully charged). USB charging cable provided. Instructions included. UL Certified (UL File # MH60484). WARNING: Refer to the item manual for safety and warning instructions. **This item can only ship to the contiguous United States and Canada via ground**