Hemispherical,sand-blasting lampshade,anodic oxidation,high efficient distributed lighting,no dark zone,glareproof,IP55. Product:Energy saving factory lamp,RJ-GC888-D2-B(100 ... -blasting lampshade,anodic oxidation,high efficient distributed lighting,no dark zone;Separated components,allowing distance adjustment between the lampshade and bulb up to 44mm ...