Feature:1. Safe Use: The DIN valve scuba adapter is compatible with standard K valves, J valves, and H valves, allowing you to safely fill the compressed air from the diving tank into the HPA tank using a PCP gun.2. Easy to Operate: The convenient and reliable design allows us to easily connect each filling adapter to a pneumatic tool accessory, quickly filling the water tank, making it very suitable for outdoor use.3. Applicable Range: The working pressure of the HPA tank filling adapter can be up to 30MPA, with a maximum of 40MPA. It has strong pressure resistance and safe and reliable operation.4. Multiple Usages: This DIN valve scuba adapter is suitable for PCP gun, firefighting, snorkeling system, filling tank, and other scenes. The O ring design greatly extends the service life.5. Aluminum Alloy: The tank filling adapter is made of excellent aluminum alloy, which has high hardness, erosion resistance, oxidation resistance, and is suitable for various environments.Specification:Item Type: DIN Valve Scuba AdapterMaterial: Aluminum AlloyPressure Range: 40MPaWorking Pressure: 30MPa.Package List:1 x Adapter1 x Hose4 x O Rings Have a great time shopping!