Properties & Technical parameter: No.: HR-BU-3W001 Luminus Flux: 240-260lm Beam Angle: 120 Working voltage: AC85-265V Frequency: 50-60Hz Power Factor(PF): 0.95 Power Efficiency: >90% LED Consumption: 3W Luminous efficiency: 90lm/W Color Temperature: 3000-7000K£¨optional Color Rendering Index(CRI): 75 LED Brand: Cree or Taiwan (optional) LED Qty: 3pcs high power Led Working Temperature: -20 to +40deg Working Humidity:10%-90% Storage Temperature:-20 to +40deg Base Available:E27/E14 Size: 42mm*153mm Lifespan: 50,000H Application: Office lighting,school lighting,hospital lighting, factory lighting, home lighting, building, shop lighting, supermarket lighting,etc. Character: Energy-saving; No flicker; Quick start; No lead, no mercury and no other pollution elements; Intelligent control can be realized; High light efficiency and stable. gift box.