Modern Type Led Downlight 3W, 5W, 7W, 9W, 15W, 18W for option 3W: 200lm, ... hoursEconomicalOptimized thermal management system for better heat dissipationGood color and lusterPower-saving and low-costApplications: Widely used in families, schools, offices, showing ... , production lines, warehouse, pathway lighting, street lights, subway stations, buses and trains Extra Thin Led Downlight