Rechargeable portable emergency cell phone battery charger 1500 mAh 5.0V for iPhone 4 4s

 

Specification:

Battery Case for iPhone 4/4s

1.Capacity: 1500 mAh

2.Dimension:126×62×17.6mm

3.Output voltage: DC 5.0V

4.Output current: 1000mA max

5.Details see product specs

6.Works for iPhone 4/4s