Smart Window Cleaning Robot with 5600Pa Suction Power, Dual Automatic Water Spray for High Windows, Glass Doors & Tiles (Indoor & Outdoor Use)Dual Water Spray Through technological innovation, the window cleaning robot utilizes ultrasonic water spraying technology to achieve optimal spraying effects. It can be controlled remotely to switch freely between dry and wet cleaning modes and deeply wash the window inside or outside. Using the robot frees your hands. The robot has 3 automatic cleaning modes and can intelligently calculate the optimal path. It provides both automatic cleaning and