... 50,000hrs 5.OEM&ODM Form of parameter: Specifications : LED Ceiling lightModel NumberSEM-D150-01LED Consumption50WInput VoltageAC85V-265V Power Factor(PF ... , infrared ray or thermal radiation. 4. High brightness Soft light, no strobe, no dazzle, uniform brightness, high RA(UP ... To 85),close to natural light. 5. Superior appearance design Elegant and top grade appearance, ...