1) Solar panel:6W mono silicon solar panel

Open-Circuit Voltage (Voc): 21.5V

Maximum Power Voltage(Vmp): 17.5V      Maximum Power Current(Imp): 0.34A

Stability and high efficiency photoelectric conversion, the average conversion rate is 15%--16%

Lifetime :25years

2) Battery: 12V/6.2Ah maintenance-free lead-acid battery

3) 4pcs 0.5W super bright LED

Each LED spec.

4) Body material: Cast Aluminum

5) Overcharge and over discharge protection

6) Protection class:IP65