... more than 25 years 3.high illuminance solar powered pedestrian street light Solar Roadway Light (SLD-SL-16), with single solar ... Panel2*95W, monocrystalline or polycrystalline, conversion efficiency: 15%Light Source40W, induction lamp, 2500 lumens, 0.3 ~ 1.9 foot-candles on ... volt circuit, no risk of electric shock Energy saving solar street lighting system price