solar power cell phone battery *Solar energy board: 5.5V/80mA *High capacity build in battery: 1350mAH *Output voltage: 5.5V 1,High solar energy convert efficiency: over than 15%2,Solar energy board: 5.5V/80mA3,High capacity build in battery: 1350mAH4,Output voltage: 5.5V5,Output current: 800mA6,Charging time: about 60 minutes(the time is a little different for different mobile phone)7,To charge ...