Rayshop - Dimmable MR11 3W COB 300LM 6000K Cool White Led Spot Lamp Light(DC12V) Dimmable MR11 3W COB 300LM 6000K Cool White Led Spot Lamp Light(DC12V) LED Type: COB LED Spot light Power:3W Material: Aluminum Cold White : 5500K-6000K; Beam Angle: 60 Degree Dimension: 35mm(D)x45mm(H) Working Temperature:-40 degree ~ 60 degree Lifespan: more than 50,000 hrs LED Chip: Epistar LED Chip Lumen Flux:280Lm