1PREMIUM MATERIALS: The quick coupler key tool is made of premium brass and stainless steel, durable and reliable. It is not easy to rust and has a long service life. 2QUICK WATER ACCESS: This water hose quick coupler key tool allows you to easily and quickly access the water source you need, perfect for garden irrigation. 3WIDE APPLICATION: Quick coupling valve key can be used for garden sprinkler irrigation, watering plants, flower beds, lawns and many other scenarios. 4CONVENIENT INSTALLATION: The quick coupler valve adopts quick plug design, standard G3/4 caliber, easy and convenient to install. Easy to use. 5PROFESSIONAL DESIGN: Hose quick coupler valve is designed for garden sprinkler irrigation, providing stable and even water, suitable for beginners and experienced gardeners.