Detailed Specification for 6M Height 30W solar power street light: based on Africa\'s average solar radiation condition 5.0KWH,Lighting hours: 11-12 Hrs/Day*3-4 days 6m Pole Height 30W LED lamp 11-12Hrs 3-4 Lighting time/night, Back up 3-4 continuous rainy or cloudy days. Solar Panel: Lifespan:20-25 years 120W for 12V Lighting, 17% Efficiency, Poly Crystalline Silicon. Gelled Battery Lifespan:5-8 years, 120Ah/12V, Sealed Type, Gelled. Deep cycle. Maintenance Free. Intelligent Solar Controller, Lifespan:5-10 years 15A/12V, Automatic Light and Time Control Over-charging/discharging Protection. LED LAMP Lifespan: >100000Hrs 30W LED, White Color,120LM/W,>30Lx,6500K,IP68. Lamp Housing: Lifespan: More than 20 years Die-casted Aluminum, IP68 High transmittance &density toughened glass. Pole: Lifespan: More than 20 years 6M Height, Steel, Hot-Dip Galvanized. Plastic coated on HDG pole, resistant to wind:150KM/H