battery case 1,Capacity: 1850mAh 2,Output: 5V/750mA 3,Certificate: CE,RoHs,FCC 4,Black/white color Producte detail: Specification of battery case

Model	lo-c50
Size	126mm*62mm*21mm
Capacity	1850mAh
Battey Cell	Polymer Li-ion
Output	5V/1A
Charged by PC	3 Hours
Charged by wall charger	2 Hours
Protection Function	Short Circuit,Over Current,Over Charging, Discharging Over
Charging For	For IPhone 4G
Cycle Time	Over 500 Times
Working Temperature	-20 to 50 Degree
Color	Black/White/Colorful Frame

2011 hot sell/portable backup battery case for iPhone 4