The luminaire is a diffuser-type ambient lighting device made of injected cast aluminium Circular and flat, it is surmounted by a beveled edge plate and frosted streaks from the center to the outside. A pictogram is engraved on the plate to indicate the fixative direction of the luminaire. The illuminating part, also circular in shape, is equipped with a modular PCB according to the objectives of the project. Cirko is fixed in top on a mast of 60 mm of diameter.