Karcher Rotating Wash Brush Accessory for Karcher Electric Power Pressure Washers The Karcher Promise: Cleaner. Quicker. Best-in-class cleaning performance. Made with super soft synthetic bristles to safely clean painted, topcoat and delicate surfaces Uses water flow from a Karcher pressure washer to gently spin a set inner brushes for more effortless cleaning Perfect for cleaning painted surfaces, such as vehicles and boats and other flat surfaces including window panes and stucco Ideal for dispensing pressure washer detergent accessory: supply karcher pressure washer with detergent and attach the rotating wash brush to the trigger gun Compatible with Karcher residential electric pressure washers