The Spare 10000 mAh Power Bank features a 10,000 mAh/37Wh Grade A Lithium Ion battery, LED indicator lights and a flashlight. Charge up to three devices at once with a max output of 5V/2.1A. 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 is also available with a custom wrap for the packaging. See 7121-83 Spare Power bank with Full Color Wrap. Power banks are permitted in carry-on luggage only, and at the discretion of TSA agents.