The cheapest robovacs will only have a dock for charging. Pricier models incorporate self-emptying of the onboard dustbin, and draining/refilling of the onboard water tanks. The very fanciest models offer automatic mop pad cleaning, and detergent dispensing for the mopping fluid. If your priority is size, though, this is a https://listbell.com/story9252544/o-truque-inteligente-de-top-3-automatic-vacuum-cleaners-que-ningu%C3%A9m-%C3%A9-discutindo