3-in-1 1800pa Smart Cleaning Robot Rechargeable Auto Robotic Vacuum Dry Wet Mopping Cleaner 1. Applicable ground: flat ground such as marble, ceramic tile, wooden floor, etc. 2. One button to start, no need to connect with a mobile phone, the elderly and children can use it 3. Three-in-one design of sweeping + vacuuming + mopping, double cleaning, improving efficiency 4. 1800 strong suction, high speed motor, deep cleaning floor 5. 6.8 cm slim body, free to explore under the bedbottom of the cabinetbottom of the sofa 6. High-fiber mop, mop while sweeping, wipe off the ground marks 7. Two-sided brush + sealed air duct, effectively gathers dust to the suction port, and efficiently cleans the dust in the whole house and the corners of the wall 8. Functions: One-button start, sweeping, mopping, vacuum cleaner, USB charging, universal driving, automatic avoidance of obstacles, anti-drop, low noise and intimate non-disturbance, low repetition, high coverage Parameter: 1. Product specification: 26 × 26 × 6.5 2. Body lithium battery: 3.7V 1200MAH 3. Working time: about 100 minutes 4. Charging time: about 150 minutes 5. Cleaning area: 150 square meters 6. Working voltage: 3.7V 7. Rated power: 3W 8. Dust box: about 400ML