iRULU Smart Power 6000 mAh Portable Charger External Battery Pack Backup Power Bank Black Stylish, compact, Sleek, lightweight design fits easily into any pocket or bag Convenient 4 LED indicators make it easy to see how much power the bank has left. High Capacity: 6000mAh Capacity Two output port: Charge two devices at once Input: 5V/2A (max); Output: USB1:5V/2.1A USB2:5V/1A