Using the blowout adapter is straightforward. Connect the quick connect plug to your garden hose, then attach the other end compressor. Turn on the air compressor to blow out any remaining water from your RV's water lines. This method is highly effective in preventing water from freezing and causing damage during the winter months. Features - ColorGolden -Material:Copper - Size: 3.80X3.00X0.80cm/1.49X1.18X0.31in -Multipurpose adapter: ideal for winterizing vehicles, boats, and garden hoses using the blowout method with an air compressor -Quick installation: easily screws into the rv's inlet or a standard garden hose, providing a fast and secure connection -Space saving design: the compact and sturdy design allows for easy access to confined spaces, making it highly practical -Leakproof construction: the solid build ensures , offering dependable and use -Comprehensive winterize: connects effortlessly to garden faucets to winterize lawn sprinkler systems, drip irrigation systems, hoses, faucets, and pipes, preventing freeze damage Package list: 1 x RV air blower adapter