... 3.Energy-saving Easy installation 4.Long life span Solar street light SPECIFICATION certificateCE SGS pole8M High,Q235, hot ... energy saving light,2000LM,15LUX on the groundSolar panel120W mono-crystalline or poly-crystalline, conversion efficiency 15%Battery120AH/12VX2piece,maintenance free,fully-sealed ... time6-8 hours per day ,3-5 rainy or cloudy days backup when the battery is fully chargedWorking ...