Material and durability - Built from high quality copper and rubber, this inflatable boat and stand up paddle board SUP pump adapter is robust and durable. The durable materials help extend product life and provide reliable performance. Performance and quality - Fine workmanship and thoughtful design make the adapter easy to use. It is manufactured to standard specifications and adheres to strict factory quality control for dependable operation. Function and speed - Air valve adapter for inflating with a compressor or tyre pump. Connect your pump and reach the recommended PSI within 5–10 minutes. Manufactured in strict accordance with standard requirements. Easy conversion and versatility - Easy conversion for inflatable stand up paddle boards (SUP) and inflatable boats. Fast inflation and simple operation, providing a practical tool for regular water sports and recreational use. Use scenarios - Scenario 1: Inflate an inflatable boat in a garage or shed using a compressor or tyre pump to reach the target PSI efficiently. - Scenario 2: Prepare an inflatable SUP for a day on the water by quickly inflating from a flat pack to ready-to-ride pressure. - Scenario 3: After use, top up or recheck air pressure during storage or transport to maintain shape and performance.