OUNITECH Q3-G is a commercial 3-in-1 cleaning robot: sweeping, wet scrubbing and dry dust cleaning. Built for shopping malls, factories, offices, hotels, warehouses, hospitals, schools and public buildings. Navigation combines laser lidar, stereo cameras, ultrasonic sensors and SLAM. Tanks: 8 L clean water, 6 L waste water, 2 L dust. Supplied with a multifunction base station. Ships from Ningbo; the battery comes with MSDS and UN38.3 certificates.