Features
1) Unique sliding design fashionable and high-class 
2) Simply plug in your phone and turn on the power to charger your phone . Turn off the power to synchronize your phone, computer. 

Specifications: 
1) Output / Input Voltage: 5V 
2) Capacity: 3800mAh 
3) Output current: 500mAh 
4) Input current: 400 - 500mAh 
5) Cell type: Li-polymer battery 

Package Included:
1 x External battery Flip case with Stand