NEDIS SMART WI-FI ROBOVAC 3IN1 3-in-1 robot cleaner: Sweeping, Vacuuming, and Mopping Includes both a dust bin and a water tank Navigation: Random / zigzag / spot / edge Multiple cleaning modes: AUTO Mode for general cleaning Edge Mode for edge cleaning Spot Mode for specific small area cleaning Two edge brushes to clean in the corners and gather all filth Includes a dust bin and a water tank so you can vacuum and mop any floor Built-in advanced sensors, it easily avoids obstacles and falling down With up to 15mm high door sills crossing ability, it can easily cross obstacles like door sill, cleans from room to room The 1400pa strong brushless motor picks up everything from any floor or carpet The low profile design allows cleaning under most furniture and narrow spaces 3 layers of dust filtration capturing up to 99.5% of tiny dust mites, particles, and allergens Vacuum cleaner automatically returns to the charger when its finished or when the battery is empty