Tubular ceiling suspended luminaire made from die-cast aluminium; surface Champagne; wet painted, smooth semi glossy; inclusive adjustable cable suspension max. 2500mm in Signal Black; with COB (Chip on Board) technology for maximum efficiency; phase-cut dim; light colour 2700 K; binning initial MacAdam ≤ 2 SDCM; CRI ≥ 90; 220 - 240 V; beam angle 33°; degree of protection IP20; Class 2; driver included; light source replaceable by Wever & Ducré or by a professional with explicit authorization; control gear replaceable by end-user;