Downlight luminaire type D70-R155 G2 for Ceiling recessed mounting, Cut out 155mm, Diameter 168mm and height 78mm, LED light source , lumen out 1119lm, LED driver type DALI: Dimming, colour temperature 2700 Kelvin, and CRI >90, quick connector type Linect, reflector type SM - Silver matt reflector2700K, + 6500K, with Linect plug, optic type SM - Silver matt reflector