1.Solar Panel (mono or multi-crystalline): 5.5v/280mA
2.Output voltage /current: 4.5V/5V/6.3V/9V /400mA -1.2A (max)
3.Battery capcity2800mah
4.Constant Volts:4.2 V
5. Charging time for the mobile phone: 2-3 hours
6.Charging time for the  Lithium polymer battery inside using USB charging cablel: 3-4 hours
7.Charging time for the Lithium polymer battery inside using the solar  panel: 12 - 14 hours
8.  Indication: charging and discharging state
9.Switch round and round. Seven-colored light flashes while charging