Antique Solar Lamp Lantern

Antique solar lamp lantern high conversion thermal solar panels automatic charging, rainy days can be a good charge, long life. high photoelectric conversion efficiency, automatic charging, rainy days can be a good charge, long life, intelligent light control sensor chip, when the surrounding environment darkens, automatically turn on the lights, turn off the lights automatically when the light appears power 3w-4w led lamp lamp size 250*250*220mm solar panel... 5v 3w, polycrystalline battery type... lithium-ion 4ah 3.7v charging time... 6-8 hours discharging time... 12-15 hours lumen... 100lm/w material:... aluminum+pmma temperature range... :-40~+80 degree