When it spots something, it will slow down and do a more thorough cleaning. I also like Dreame’s option to vacuum first and then mop, which the Roborock doesn’t offer. The X40 also features an extending side brush arm to reach corners — like the Roborock S8 MaxV Ultra — https://bookmark-dofollow.com/story23194478/o-truque-inteligente-de-automatic-vacuum-cleaners-que-ningu%C3%A9m-%C3%A9-discutindo