... capability 3. Energy-saving:50%-80% Kaisen Underground Induction Lamp with 40WSpecifications:1.Preferential price2.Longer life3 ... CCC/CE/ROHS/FCC/ISO...Induction Lamp (for underground light):DM-718 Lighting use the Electrodeless discharge ... , highways, overpass, bridges.Tunnels, runways, harbours, mine lots, underground storerooms.Squares, parks, gardens, sculptures, stages, advertising boards, yards ...