This is a MDHL W32S window cleaning robot.
This device features a strong suction power of 2600Pa to securely adhere to glass surfaces.
It includes a built-in Uninterruptible Power Supply (UPS) that keeps the robot attached to the window for about 20-25 minutes in case of a power failure.
The robot can be controlled via a remote control or a smartphone app, and it utilizes ultrasonic water spray technology for efficient cleaning