For cleaning narrow areas and robust surfaces. For effective cleaning， the GARDENA Shampoo Wax Sticks can be added. Cannot be used with Original GARDENA Cleansystem Running Water Handles. Water quantity based on the requirement ? can also be locked. The water quantity is infinitely adjustable. And if you like， simply lock the water flow. Flat and narrow for even tight spaces. Intensive cleaning-The high-quality bristles are robust and clean thoroughly and effectively. Cleaning with flowing water-The GARDENA Hand-Held Wash Brush is water-connected and has an Original GARDENA System connection. Art 988. After-sales service provided.