Here is another robot that cleans your windows, so you don’t have to. The FMART T9 Window Cleaner Robot comes has a 20ml water tank and 12mm atomized water spray. It uses a high density fiber cloth to remove stubborn stains. It uses 3800pa suction power to stay put.
This robot comes with multiple safety protections, including a safety rope and UPS to prevent the robot from falling to the ground. It uses a z-shaped cleaning path for more efficient cleaning performance.