It was in a package that had a broken seal, so I was suspicious when I opened it, but I still took it. Inside, it seems like everything is in working order, including the documentation, the appearance, and the equipment. I pour it in, switch it on, and although there is a buzz and a lighting, there is no steam coming out of it. And this, this, and even a touch more. When you open the lid, some water splashes inside, indicating that the emitter is functioning properly. On the subject of the returSee full review