Robot Vacuum animal hair, for all floor types, battery type: Li-ion, operating time: 75 min, charging time: 3 hr(s), automatic charging, continue cleaning after recharging, automatic emptying, vacuum multiple rooms, stairs detection sensor, preset rooms scheduled for cleaning, adjustable to match the flooring, anti-tangle function, dirt detect mode and postponed cleaning feature, number of side brushes: 1, navigation type: vSLAM, colour: black