Precision LiDAR Navigation & Z-shape Cleaning Route: Effective, detailed home-mapping and comprehensive cleaning.Multi-floor Mapping: Save multiple maps, along with No-go Zones for each level, all recognized automatically by the robot, total controlled by roborock app and Alexa voice control.Powerful 2000Pa Suction with Automatic Carpet Boost: Strong suction easily lifts dust from floors, automatic carpet boost switches to full power on carpets for deeper cleaning.Convenient Sequence and Selective Room Cleaning: Choose which rooms to be clean, and schedule cleaning for specific rooms and customize the room cleaning sequence to fit youe needs and preferences.Long-Range 180ml Adjustable Water Tank: Suitable for mopping homes up to 1610sqft, adjustable for different floor types.