... watt 6500k led ceiling lamp commercial lighting 2.9w commercial lighting 3.Cri:80Ra 4.CE,RoHs commercial lighting 9pcs*1w 810lumen ... 85% RHWorking temperature-20 to 40°CDimension Figure 9watt commercial lighting reference photoes Application area This 9w led lighting is ... suitable for home lighting and commercial lighting.conference room,hotel,shopping center,park;home,reading ...