PUMP ADAPTOR - Utilizes a standard Schrader valve allows inflation tubes to be directly connected to the air compressor, bike or tire pump. It will be a great accessory of your inflatable boat, paddleboard or kayak. EASY QUICK INFLATION - Using your compressor or tire pump to easily inflate in 5-10 minutes, the larger the inflation pump you use, the faster the inflation. It works perfect, so you can get the right pressure. OPERATION GUIDE - We recommend that you can use a manual air pump to inflate the paddle board to 3 or 4 PSI, then switching to an electric air pump and until it reaches 14 PSI. This is an ideal process for inflation. PREMIUM MATERIAL - Made from high-quality alloy metal and excellent hard plastic, solid structure, strong seal and leak protection, its high pressure resistant and durable use. Lightweight and portable, easy to carry and store. WIDELY APPLICATIONS - Our SUP pump valve adapter can be used for most inflatable devices, such as Paddleboards, Kayaking, Dinghy, Canoes, Pontoons, Inflatable Beds, Assault Boats , Rubber boats, Rushing Pools, etc.