In a trip to Berlin I found some shops whe this trafic ligh signal was being sell as a souvenir. I also remember the high prices of everything there.... Because of that I decided to create the model from a picture I took and create my own pieces.By now I made a lamp and a book holder...

Nozzle size 0.4mm,
Layer Height 0.2mm,
Print speed 300ms,
Infill 10%,
Wall count 3.
No supports