solar battery case for iphone 4

Oursolarcasefor iphone 4 is unique with strong rechargeable lithium polymer battery.With sexy case,you can charge your iphone twice to make you comfortable when watching moviesand making calls. 1)standardby:solar pannel can constantly charge for the battery under sunshine. 2)LED indicate for solar pannel 3)4-LED indicators show you battery status.Each light means 25% power inside. Press the button one time--- showing the battery status;press twice(within 3 seconds)---charging;press the button again in 3 seconds---stop charging. 4)Built-in 2400mAh rechargeable lithium polymer battery supplies the power twice to your iPhone 3g(s) 5)Fully protection for your iPhone 6)Solar pannel works under sunshine.The stronger the sunshine is, the more efficient the pannel is.The average output is 70mAh. 7)Input:5V,1A 8)charging: UP TO 315 EXTRA HOURS OF STANDBY TIME, 9)UP TO 5.3 EXTRA HOURS OF TALK TIME 10)UP TO 31.5 EXTRA HOURS OF MUSIC TIME 11)UP TO 10.5 EXTRA HOURS OF VIDEO TIME 12)UP TO 5.3 EXTRA HOURS OF INTERNET TIME 13). Power on/off button included 14)Difference color included,white,black,cyan,deep blue,pink,green,blue,purple