• DISC SCRUBBING: The double disc scrubbing system uses high purity rotating discs to clean glass surfaces alternately, mimicking human hand scrubbing motions. The vacuum motor, coupled with super fine fiber cleaning cloth, effortlessly cleans glass, while the circular cleaning discs simulate twisting motion, achieving up to 70 rotations per minute for thorough cleaning results. • HIGH VOLUME RESERVOIR: Our water tank has 30ml, it can hold enough water to clean the whole house twice. Once filled, it can ‑20 square meters of glass, evenly spraying water every 10 seconds for thorough coverage. It is suitable for filling with non erosive cleaning products such as distilled water or glass cleaner. • 4X AI SMART PATHFINDING: This water spray window cleaning robot has equipped with three intelligent path planning modes, follows a Z shaped cleaning route to maximize cleaning efficiency and minimize missed spots. It detects window frames and is suitable for various glass types, including frameless window. After completing the cleaning task, the robot automatically returns to its starting point, ensuring a seamless cleaning experience. • PACKAGE INCLUDING: The package list has 1 x window cleaning robot, 2 x replacement cleaning rings. 8 x replacement cleaning cloths, 1 x water spray bottle, 1 x spray nozzle, 1 x remote control, 2 x aaa batteries, 1 x supply cord, 1 x adapter, 1 x manual • SIMPLE TO USE: Featuring accurate water output control, 1.4ml of water can clean 1m² effectively. The fine control of spraying pressure and water output achieves the ideal humidity for the cleaning area, combining dust absorption, locking, removal, and water saving capabilities for efficient and accurate cleaning.