VoltageAC100-240V LED Power12W CT3000K (Warm White ),4000KNatural White/ 6000KCool WhiteTotal Lumens: 1040 lm Light Source : 16W COB Surface Light Source Material : Aluminum + PMMA lens Working Temperature-30~50 Working Lifespan>30000hours Cover Sizeφ155*72mm Hole Size: φ130mm