VoltageAC100-240V LED Power16W CT3000K (Warm White ),4000KNatural White/ 6000KCool WhiteTotal Lumens: 1090 lm Light Source : 16W COB Surface Light Source Material : Aluminum + PMMA lens Working Temperature-30~50 Working Lifespan>30000hours Cover Sizeφ180*78mm Hole Size: φ160mm