Adopt high LED source,the color available
Working voltage 6V is definitely safe
The powe of solar module is 2.5W(can be ordered according to the user’s needs),the life is more than 25 years
Equipped with the non-maintaining lead-acid battery 6V/4AH(or nickel cadmium battery,2V/1.2AH0
Equipped with solar cell controller that can protect batter and also open by sunshine
Luminous flux 500Lm,is equivalent to incandescent lamp 15W
Adapt to the environment temperature:
Working time>=8h/day,5days overcast and rainy in succession,it is still normally lighted at ningt.