This has an advanced docking station at a relatively mid-range price; it cleans and removes mop pads, empties the dust bin, and tops up water and cleaning detergent levels. The X40 also features an extending side brush arm to reach corners — like the Roborock S8 MaxV Ultra — https://bookmarkilo.com/story19334064/pouco-conhecido-fatos-sobre-automatic-vacuum-cleaners