Window-cleaning robot with ultrasonic water spray, rotating cleaning wheels, app or remote control and a built-in backup battery.
Verdict: A trusted window robot with auto spray at a fair price.
The HOBOT-388 cleans glass with rotating microfiber wheels and an ultrasonic mist sprayer, is controlled by remote or smartphone, and has a built-in UPS battery plus safety rope to hold on if power fails.
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ECOVACS
Station-free version of ECOVACS' newest WINBOT: 10,000 Pa suction, triple spray and TrueEdge 2.0.
Most of the W2S PRO OMNI's cleaning for far less if you can plug in near your windows. New, with few reviews yet.
ECOVACS
ECOVACS' cheapest window robot: compact, with dual ultrasonic spray nozzles, for small windows and touch-ups.
ECOVACS
Window cleaning robot with 2,800 Pa suction, dual cross water spray, WIN-SLAM 3.0 path planning and edge detection.
ECOVACS
Window-cleaning robot with triple-nozzle spray, WIN-SLAM 4.0 path planning, edge detection and 10-level protection, without the OMNI station.