... lampshade,anodic oxidation,high efficient distributed lighting,no dark zone,glareproof,IP55. Product:Energy saving factory lamp,RJ-GC888-D2-B ... Hemispherical,sand-blasting lampshade,anodic oxidation,high efficient distributed lighting,no dark zone;Separated components,allowing distance adjustment ... designs are available:open,protection mesh,glareproof of grid and enclosed;Protection class:Ip55.Size: