1,E12/E14/E17/E27/E26/B15/B22,4W 2,AC85-285V,50-55lm/W 3,Color:yellow(2700K), ... six times as the traditional one,precisely mat-ches the LED lifespan up to 40,000hours.3.Lamp house:1mm glass ... EU environmental directives anh the ERP requirement.4.Efficient energysaving:4W of lumen flux up to 220lm,brightness equivalent to 40W ...