This is a sauna fan (size: mini) for Aufguss from SAUNAGUT, a German company. (It's a fan for Aufguss.) I purchased it in Germany. It's new and unused, but I opened it for the photos. The size is ① in the 6th photo. - Color: Red/Orange - Brand: SAUNAGUT - Size: Mini Diameter when open: 74cm Folded: 50cm Aufguss Sauna fan ACJ