Features:

Safe and Reliable: Adopt over current and over discharging protection, treat your mobile phone and battery with care.
Compatible with smartphone and Tablet PC(the power bank will adjust the output current automatically to meet different devices' needs).
Easily activated, simple operation,  Automatic power off after charging high-usage battery.
100% Brand New and High quality.
It's compact size makes it perfect for traveling or as an emergency power source.
Portable, easy to carry, USB connected, particularly suitable for business travel, field trip, family standby.

Charge Level indicator lights and Power On/Offhttp://www.mobilespowerbank.com/