Xtreme Xtra Power 4000mAh Ultra Slim USB Power Bank

The Ultra Slim USB Power Bank is a portable battery bank that allows you to charge any USB-powered device like a phone, tablet or e-reader when you're on-the-go. The battery bank can be recharged via a computer or USB adapter. It has an LED indicator that lets you know when it's powered on or off.

Also has a built in flashlight!

    4000mAh Ultra Slim Power Bank
    Quickly recharge any USB powered device on the go
    3X more battery life
    Recharge power bank via computer, or USB adapter
    Includes LED Flashlight
    Charge time varies depending on device