Karcher WV 1 Plus Window Vacuum Squeegee - Also Perfect for Showers, Mirrors, Glass, & Countertops - 10 in. Squeegee Blade 1.633-041.0 - The Home Depot
Karcher Window Vac WV70 Plus Instructional Video - YouTube
Karcher Wet And Dry Vacuum Cleaner NT 70/2 Me Classic