The UL Listed Rotor 2200 mAh Power Bank contains a 2,200 mAh/8.14Wh Lithium ion Grade A battery. Input: 5V/700 mA; Output: 5V/1A. Includes a USB-to-Micro-USB connecting cable which can recharge the battery backup or other devices with a Micro-USB input, like Android Smartphones from Samsung®, Motorola®, HTC®, Nokia®, and others. This product has passed UL standards. Power banks are permitted in carry-on luggage only, and at the discretion of TSA agents.