The Gardena Hose Connector allows a change of connecting devices, in particular when water pressure is high The Hose Connector with Control Valve is secured at the hose outlet Here you can conveniently adjust and switch off the water flow, in order to change connecting devices This saves you a trip to the tap to adjust or switch off the water flow As the water flow can be directly controlled and adjusted at the control valve, connecting devices can be easily exchanged even with high water pressure Gardena German-made quality products stand for trusted performance, reliability and continual innovation