Roborock S7+ Plus Robot Vacuum and Sonic Mop with Auto-Empty Dock - Black 120 Days Without Emptying With the Auto-Empty Dock, dust is automatically emptied after a cleanup, turning dustbin emptying from often to occasional. Empty the bin without making a mess while keeping the dustbin clean. Hold up to 120 Days of dust in the three-liter dust bag (When using both included dust bags). Multi-Layer Air Filtration Keep dirt locked up with an onboard filtration system that captures 99.99% of particles as small as 0.3 microns. When it's time to empty, a swift pull of the dustbag seals it shut, ready for instant disposal. Mop with the Power of Sound Experience robot mopping like never before, with VibraRise sonic vibration technology that scrubs your floors up to 3,000 times per minute. Sonic Vibration Technology Sonic mopping technology scrubs floors up to 3,000 times per minute. Eliminating dried-on dirt that some robots may leave behind, from mud to coffee and more. Auto-Lifting Mop After sensing a carpet, S7+ lifts its mop to vacuum without wetting the carpet. The mop will lifts when returning to the dock to prevent spreading dirt. 600g Mop Pressure Consistent pressure of 600g delivers effective mopping throughout the clean. LiDAR Navigation Precise LiDAR navigation creates accurate maps of your home and accurately tracks routes. Adaptive Route Algorithms constantly refine the route taken for maximum efficiency. 2500 Pa Intense Suction 2500Pa of HyperForce suction picks up dirt from floors, lifts it from cracks, and draws it from carpets. Multi-Level Mapping Automatically recognizes up to four levels for efficient navigation whichever level you place your robot.