1)Light Source: 28 LEDs 2) Luminous Flux:2800LM 3) Rated Wattage: 33W 4)Base: E40/E27 5) Rated Voltage:100-240VAC, 50/60Hz 6) Color Temperature: WW(2700~3800K), NW(4000-5000K) or CW(5500-6700K) 7) Beam Angle: 120° 8) Lifetime: 50,000+ hours 9)Size:Dia90mm* L275mm 10) Net weight: 0.9KG