TRAM, consists of genuine brass for its electric conductivity, the lamp spots wirelessly connect to the brass track, that can be relocated and 360°-rotated. Equipped with optic control, the light is dimmable with simple touchless gestures. The flexible luminaire can be set exactly creating various ambiance with brilliant performance of light, while its natural metallic appearance varies with time.*The TRAM pendant comes with removable 5 lamp spots as part of the standard configuration. MUST keep at least 5 units on a track to avoid malfunction, maximum up to 7 (by option).*The look of brass changes naturally over time, clean to keep it shine at own personal favor.