Excellent thermal management design 50000hours life time design UL LISTED (No.E336475) 3x1w cree led down lightSize: D55x22mmLeds: cree xr-eWattage: 3x1wBeam angle: 15, 30, 50degreeLumens: 180-280lmWork voltage: AC/DC12VCE, RoHS, UL listed (No. E336475).Three years warranty ceiling light 3w UL