1,Energy saving. 2,Stylish and modernization. 3,Dust proof. 4,Diffuser is held by means of white plastic 1, ... of the luminaire.6,Lamps:18w,20w,36w,40w linear fluorescent tubes.7,Voltage/Cycle:120,127,220,240,277 Volt ... and outside fluttered pattern on each linear side. T8 Dust proof Fluorescent diffuser lighting holder