... Panel2*95W, monocrystalline or polycrystalline, conversion efficiency: 15%Light Source40W, induction lamp, 2500 lumens, 0.3 ~ 1.9 foot ... for higher wind resistant models.)Options for Solar Roadway Light Light Power15W, 23W, 40WPole height13 feet, 16 feet, 20 ... reduce fossil fuel consumption, eliminating pollutionSelf-contained solution - Light on/off controlled by automatic daylight sensing or hour ...