Karcher WV 6 Plus Window Vacuum Squeegee - Also Perfect for Showers, Mirrors, Glass, & Countertops - 11 in. Squeegee Blade 1.633-512.0 - The Home Depot
Karcher WV1 WV2 WV2 plus WV2 premium WV50 plus WV7 Replacement Battery: BatteryClerk.com
Kärcher WV 6 Plus Multi Edition Cordless Window Vac + RM 500 Glass Cleaner, Yellow/Black - Worldshop