ALUMINUM ALLOY CONSTRUCTION Crafted from lightweight 6061 aluminum alloy, this scuba diving tank refill adapter is designed for longevity and rust resistance, delivering reliable performance during underwater adventures. USERFRIENDLY DESIGN Features precise threading for smooth operation and a knob with concave and convex antislip treatment, providing a comfortable grip for easy handling in any diving situation. EUROPEAN STANDARD CONNECTOR Equipped with a G5/8 connector type, this adapter guarantees compatibility with most diving cylinder tanks, making it suitable for both beginners and professionals. ACCURATE PRESSURE MEASUREMENTS Dual dials (MPa and Psi) offer clear visibility and precise readings, allowing divers to monitor pressure levels accurately while exploring underwater environments. USE SCENARIOS At a dive or on a boat deck, connect via the G5/8 connector to refill a scuba tank with reliable, safe pressure readings. During training sessions or field dives, use the dual MPa/Psi dials to verify correct fill pressures before practice dives. On expeditions requiring compatibility with various cylinder tanks, rely on the adapter's universal connection to reduce equipment variations while maintaining accurate pressure monitoring.