About this item 
Effortless cleaning: The robot attaches well with 2,800Pa suction power , which frees your hands & time out of the annoying window cleaning work and avoids the risk of standing and working at height. 
Cross water spray technology: The unique cross spray in dual directions effectively keeps a constant mopping humid status, dissolving stubborn stains as easy as anything. 
Highest safety: The internal drive system ensures non-slip steady movement and protection against power failure, thanks to high-quality materials and precise gravity settings, which can’t be safer. 
WIN SLAM 3.0: The robot cleans the window completely and thoroughly with an effective forward-reverse motion in 3 adaptive modes: quick cleaning, deep cleaning and spot stain removal. 
Edge detection: Even frameless glasses cleaning is nothing difficult due to the high precision coupling sensor, which detects edges and fits the cleaning path within 0.02 seconds. 
60ml reservoir: The strong capacity of reservoir and water-saving spray enables neither frequent mopping pad replacement nor frequent water tank refilling. 
Position memory: The robot automatically returns to its starting point once the window gets radiantly clean, convenient on every huge and out-of-reach surfaces. 
Box contents: 1 robot, 1 power adapter, 1 safety rope, 2 cleaning mops, 1 water container, 1 instruction manual