... commercial complex,subway station, , Lobby, hall, office,passagewayCompetitive advantages:1,Light source: 50502, Energy efficient: Saves more than 85% energy when ... 8 hours a day), longer than most of lamps in LED market.5, Advanced technology: safer, ultra bright, amazing performance ... on and off.9, No UV/IR Radiation in the light beam, and no heat radiation .Product detailsDimming function:Daylight ...