... +Cree chip 2.Vapor Chamber design 3.85lm/w, 5000hours high quality 60w 90w 120w 180w gas station led canopy lights more ... , MR16/GU10/E27,trac dimmable, 15° /25°/45°/60°/140°, bridgelux led chips, suitable for Hotel, Exhibition Hall, Meeting Room, Hospital ... , factory, shopping mall, school, living room, etc.Led downlights: 3-25W, 80lm/w, sumsung/Cree/Rebel led chips; trac dimmable, 15 ...