... light (WS-SL-S10), with one solar panel, is ideal for small areas like streets, private roads, jogging and bike ... paths, parks, campuses...SpecificationsSolar Panel 140W, monocrystalline or polycrystalline, conversion efficiency: 15%Light Source 30W, ... fossil fuel consumption, eliminating pollutionSelf-contained solution - Light on/off controlled by automatic daylight sensing or hour ...