1)solar panel: Peak power supplied by photocell: 1.54W

2)Operating voltage: 5.5V (max)      Charging current: 280mA (max)
3)Battery capacity: 2800mAh        

4)Output voltage: 5.6V              Output current: 1A (max)
5)Charging time: 8-10hrs (Irradiance: 100mW/CM2)     3-4hrs(wall outlet 5v/100mA)

6)Compatible for mobile phone, MP3, MP4, PDA, PSP and other entertainment device.

7)The battery used for storing electric power is treated by special technology, so it can undertake the temperature test as high as 80 degree, It is absolutely safe to charge in the car, even the temperature over 60 degree.

8)Passed CE,FCC, ROHS certificate. 

9)Adjustable voltage 4.5 to 9.0v to charge electronic device.