... .Vapor Chamber design 3.85lm/w, 5000hours best design super thin 60-180w led gas price sign more optional: 60w 90w 120w 180w ... can check attachments know more detail information.Led spotlights—3-6W, 100-360lm, MR16/GU10/E27,trac dimmable, 15° /25°/45°/60 ... °/140°, bridgelux led chips, suitable for Hotel, Exhibition Hall ...