Description: Die-casting aluminum electric box. PC or PMMA prism reflector. Prism PC reflector, with the reflectivety of over 90%. Over 20% upward irradiation light beams can reduce the shadow effectively,esp. suitable for the light color ceiling, which make the space bright and spacious. Good dust proof property. Applicable places: Exhibigtion halls, supermarkets, factories, storehouses, terminal buildings, station halls and toll stations etc.