1.Solar Panel(mono or multi-crystalline): The maximum of battery power: 1.54W
2.Operating Voltage: 5.5 V(MAX)
3.Charging Current:280MA (MAX)
4.Battery Capacity:2800MAH 
5.Output Voltage: 5.6V
6.Output Current: 1A (MAX) 
7.Charging Time: 8-10HRS (IRRADIANCE: 100MW/CM2)3-4HRS(WALL OUTLET 5V/100MA)
8.Dimensions:136*79*24MM  
9.Case : Fire Proof Plastic(ABS)
10.Input Interfact: DC Interface 
11.Output Interface:USB Interface   
12.LED Color : Red\Orange\Green, Little LED light show the different recharge capacities with red, orange, green. 
13.Head lamp: Smaller Led Light
14.Control Switch: LED/OFF/ON
Recharge for Electronic digital mobile equipments with the charging voltage from 4.5 V to 9V (Output voltage switch: 4.5V/5V/6.3V/9V