... free 4.long life span 5.CE and RoHS 2013 high brightness led high bay light in competetive price1, Product DescriptionThe LED ... use the integrated power as our power source, which has high thermalconductivity, low lumen decay, pure light color, with no flickering and ... effect of energy saving. The reflector of our high bay lights is adopting a high purityaluminum, with the characteristics of wide range ...