Durst pentacolor inactinique lamp 15 watts for photographic development laboratory with filters

Durst pentacolor inactinique lamp 15 watts for photographic development laboratory with red, green, ... The red light of the photo is drawn on the photo (it is only domonstrative), not done live due to complexity. Integrated 3 positions. Pentacolor - darkroom lamp. Technically: good condition, Optically in good condition. Works with all filters: different light colors 5 light positions. Durst brand. Model/type no. Pentacolor. Object/device type. Darkroom equipment. Good condition. It has been tested and works. Tested and working.