product model:CSDE04-01-002; Solar cells:100Wp monocrystalline silicon; Battery:2*12V/100AH maintenance-free lead acid accumulator; Lamp:12V/40W high efficiency economical energy lamp; Lamp pole:6m steel zincification spraying mold; Controlling system:microcomputer intelligent controller for solar energy only; Electricity tank:700*500*350mm; Illuminance:12LUX; Use temperature: -20to70degree; Shining hours:8 hours,5 cloudy and rainy days.