Cats got used to it quickly)) In general, for this money, the norms of a vacuum cleaner. He sees obstacles, does not fall from the steps of the 2nd floor)) (we have a house). Different pros: I use 3 months. In general - the norm. Of course, the quality of cleaning cannot be compared with a conventional vacuum cleaner, but it’s convenient that I launched it and everything is almost clean)) Has some cons: Sometimes it "hangs" - it cannot find the base, or leave an inconvenient place, but rarely. The most inconvenient thing is the quality of the application - it is insanely difficult to activate an account and log in there for the first time. Often "loses" connection with the device - writes that it is not online . In general, it is necessary to refine it.