... 3)Color Index: Ra>75 4)Certificaiton:CE,RoHS led street bulb:Technical Parameters:Item No.DSQ-St1Power 100WVoltage AC100V-240VPower ... high light transmittance, making the lamp's efficiency more than 90%.•By special secondary optical treatment the illuminance on the road ... , branch way, town streets, area expressway. 100W High Power led street bulb