Input voltage: 85 to 260V AC Base: E27 Constant current: DC 350mA/DC 450mA Power consumption: 3W and 6W LED type: Cree LED 3 x 1W/3 x 2W Luminous flux : 3W warm white for 195lm 3W cool white for 270lm 6W warm white for 285lm 6W warm white for 390lm Beam angle: 25 and 45 degrees Dimension: 83 x 50mm Material: PMMA lens and aluminum alloy body LED operating lifespan: 50,000 hours Ambient humidity: 85% Rendering index: Ra=80.0 Operating temperature: <52°C Color temperature: Cool white: 5,500 to 6,500K Sun white: 3,800 to 4,800K Warm white: 2,700 to 3,300K Safety assurance: CE and RoHS Warranty: 1 year Gross weight of color box: 66g Gross weight of carton: 7.8kg Color box size: 54 x 52 x 73mm Carton size: 285 x 285 x 300mm Quantity: 100pcs/ctn Application: used in stage, shopping mall, guest house, hotel, museums, art galleries, meeting room, exhibition, and more