1.High quality,low price 2.Compatibloe with iphone4 and iphonoe4s 3.CE,FCC,RoHS 4.Capacity:1500 mAh 5.Size:123.8x60.8x15mm

1.Ultra thin external power pack for iphone4/Iphone4S: only 15mm               

 2.Compatible with iphone4 and iphone4S  

3.Strong, durable engineering material: Protects iphone4 from bumps & scratching and non-slip coating , very  fashionable and touch well                     

4.Precise moulding: Fit iphone4/iphone4S perfectely

5, convenient  to use with stander

6, it can charge at any time, any place                           

7.Craft: Spray Rubber oil                      

8.High capacity: Doubles stand-by time of iphone4                    

9.Certificates: FCC/CE/RoHS

6.Capacity: 1400mAh

7.Battery: Lithium-ion

8.Input: 5.0V/500mA

9.Output: 5.0V/500mA

10.Dimension: 123.8x60.8x15mm

11.Weight: Approx. 53.5g

12.Standby Time: Up to 240h

13.Talk Time: Up to 5h

14.Internet Surfing: Up to 5h

15.Wi-Fi: Up to 8h

16.Audio Play: Up to 30h

17.Video Play: Up to 8h

This is battery is perfect for iphone4 and iphone4s.You can use it as a case and a battery. You can charge it at any time any place. Very convenient.Do your own design on it also ok.and we can silk your logo.It's the world's thinest battery with 1400mha.

Shiny thinnest battery for iphone4/iphone4s