Can be used manually, or with the Karcher Spray Bottle. Pour 1.5 capfuls of concentrate into the spray bottle and fill up with 220 ml of water. Scope of delivery: The set includes the Kärcher Window Vac WV 6, 180mm suction nozzle, a fast charger, a spray bottle with wiper and microfibre cloth and 20 ml Kärcher window cleaner concentrate. The bio-degradable formula ensures that the detergent is kind to our environment. Practical accessories: The spray bottle with wiper and microfibre cloth is the perfect accessory for pre-cleaning surfaces and effectively loosening dirt before using the window vacuum cleaner. Provides a fresh, clean aroma during and after the cleaning process. Innovative suction and lip technology: The 280 mm wide suction nozzle easily sucks up water and any loosened dirt and is ideally suited for cleaning large surfaces such as windows. Removes even stubborn stains such as grease, insects and dirt without any surface damage. Long-lasting battery: The battery runs for up to 100 min, enabling up to 300 m² of surface to be cleaned at once. The LED minute by minute battery indicator display on the device indicates the remaining runtime. For streak-free cleaning of all water-resistant smooth surfaces, such as windows, mirrors, glass tables or glass shower screens. Drip and streak-free cleaning: The Kärcher Window Vac WV 6 is the ideal device for vacuuming damp windows, tiles and other smooth surfaces and leaving them spotless without drips and streaks.