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. When used as a mop and tasked with tackling a large dollop of BBQ sauce, it only left behind small streaks. https://funbookmarking.com/story19442061/the-ultimate-guide-to-automatic-vacuum-cleaners