ComponentsTechnical parameterRemark Solar panelPower80WLifespan:20-22 yearsSolar Celll typeclass AMaterialMonocrystalline/PolycrystallineLighting SourceLED 20WLifespan:20000 H-50000 HBattery12V/65AH,Deep cycle lead-acid battery, maintenance-freeLifespan:3-5yearsControllerLight control,time control with two timer function,over-charge and over-discharge protection.Lifespan:8-10 yearsPoleHeight: 3.5M; Material: Galvanized steel frame and Spraying paint.Lifespan:30-50yearsPackingAccessary wires, Foamed inner packing anti-shaking; Environment-friendly attractive carton outter packing.Working time8 10hours/day,working 2 3 consecutive rainning days without sunlight.