window cleaning robot

GNOVEL's 8000Pa window cleaner robot promises anti-fall security and streak-free glass. After weeks of testing, here's what it nails — and the edge problem nobody mentions.

HUTT S7 window cleaning robot review: 6500Pa suction, HydroJet spray, SLAM 4.0 navigation, and whether it earns its $256 price after weeks on my grimy glass.

ERICAT Electric Window Cleaner review: 2600Pa suction, dual spray, 3 cleaning modes, and a price that made me suspicious. I ran it for weeks. Here's the truth.

I spent three weeks with the ERICAT window cleaner robot on my grimy apartment windows. Here's what the 2800Pa suction, auto spray, and UPS backup actually did.