... concentration, light uniformity, glare is small, easy to-day control, maintenance, Electric lift convenience, Medallions rose to working ... , wire rope unloading. Break-controlled lighting control, light control, time control and microcomputer control. Q23565Mn,. Poles for the Q235 or ... stainless steel . Fasteners, bolts, nuts stainless steel. Control box installed at the poles or the poles in the ...