Powerful suction: 2500 Pa maximum suction power easily removes most pet hair, dust, dirt and debris from hard floors and carpets. Sweeping, vacuuming and mopping all three jobs at the same time. Wet mopping function and large 600ml waste bin for all hard floors. (Note: For better cleaning, please clean the dust collection box promptly.) Smart obstacle avoidance upgraded again: the sweeper features advanced 3D precision obstacle avoidance with a full set of sensors to intelligently identify and avoid white walls, stairs and obstacles. 7.8cm slim design slides under and around beds, sofas and other furniture for a thorough clean. Ergonomic design: includes automatic return to charge, air filtration and large wheels for climbing door thresholds. Performs scheduled, spot, edge and bow route cleaning and more. The robot vacuum works hard and you'll love it. 120 minutes runtime and self-charging: with its 4400 mAh battery capacity, the robot vacuum cleaner can work continuously on hard floors for 120 minutes and automatically returns to the charging base and recharges when the battery is low or when it has finished cleaning. Smart voice control: The automatic vacuuming robot is also compatible with Alexa and Google Assistant, allowing users to start and stop the robot from cleaning with voice commands.