ECOVACS WINBOT Mini2 Window Cleaning Robot $188 at Amazon $188 $240 Amazon has the ECOVACS WINBOT Mini2 Window Cleaning Robot on sale for $188 with free shipping. The upgraded model has new corner brushes for better cleaning around the edges. 200 minute battery life per charge. $188 retail: $240 Posted by Faraday04/21/2026 at 08:32 AM PT