Dreame L40 UltraMop function, 2.2Â cm, 11000Â Pa, Hard Surfaces, Carpets, Tiles, Linoleum, Laminate, Parquet, Wood, Vinyl, Start delay, Timer, Voice control, Supports scheduling, Remote control, Stairs detection, Self-docking, Virtual walls (barrier), Display, App control, Edge cleaning, Noise reduction / Silent mode, Automatic mop drying, Obstacle sensing system, Self-emptying