Vishigh Window Cleaner Robot 6.8cm Ultra-Thin, Intelligent Obstacle Avoidance, Automatic Window Vacuum Cleaner for Large Mirror, Tile Wall, Glass Wall, Remote & App Control, Light & Compact - HCR-1

• [Upgrade Planning] The robot can be controlled by one key, voice broadcast, automatic cleaning. when cleaning, it can judge the environment, straight to the top corner, intelligent sensing the edget and stick around moving. after work, it will automatically return to the starting point for easy picking up. [Structural Lightweighting] 2.67inch ultra-thin makes the machine only 2.87lb, but the bottom cleaning area is still big enough. Easy access to the crevices behind furniture for window wiping. [Effective Cleaning] Double-sided atomized nozzle, 18μm ultra-fine water mist, alternate spraying which is more uniform. built-in 50ml water tank, can be filled with fresh water or non-corrosive cleaning supplies for the machine cleans 320-540sq ft. it also supports dry wiping without adding liquid. [Easy Operation] Z/N, Z, N paths 3 automatic modes can be selected. Simulate manual window cleaning mode, alternating left and right water spray, one spray and then one wipe. Able to controlling 4 forward directions and 2 atomized water spray module freely by the remote control and cell phone App. [Use with Security] built-in UPS power failure protection device, the robot still keeps suction of 20min for accidental power failure. equipped with a 267lb load-bearing climbing safety rope, when working, please wrap the rope around a stable point. four bottom corners of bearing type, flexible moving but avoid hitting the machine edge, with sensors inside, it is capable of detecting window that is frame or frameless, to avoid falling.