The Bellino Flashlight 2,200 mAh Power Bank is a rechargeable lithium ion Grade A battery that charges smartphones, MP3 players and more. Reusable power bank charges via USB cable (included) which can recharge the battery backup or be used to charge devices with a micro-USB input like Android smartphones from Samsung® , Motorola®, HTC®, Nokia®, and others. Press the on/off power button continuously to start/finish the flashlight function. Press the on/off power button once for a LED indicator. Input 5V/500mA. Output 5V/1000mA.