4000mAh ilive Portable Charger for your mobile phone. Charging Compatibility iPhone, iPod, iPad, Android, Windows Phone, Mobile Phones, Tablets, and USB Devices. Specifications: USB port for mobile phone charging, output voltage/current(5v/1A), mircro-USB port for battery recharge, LED Flashlight, LED power indicater, Built-in rechargeable lithium ion battery, 4000 mAH battery,  Built-in short-circuit and over-current protection. Includes Mircro-USB to USB cable and carry pouch.