This professional-grade diving pressure regulator valve offers precise control for your underwater breathing apparatus. Crafted from durable aluminum alloy with a sleek black and silver finish, it features an adjustable air pressure range of 0-30 PSI. The dual-port design includes a 1/2-inch threaded inlet and 1/4-inch threaded outlet connections for versatile setup options. The built-in pressure gauge provides clear visual feedback of current pressure levels, while the external adjustment screw allows for easy fine-tuning of airflow - simply tighten to reduce output or loosen to increase it. Measuring 8.0 x 3.0 x 3.0 inches, this compact valve is ideal for scuba diving setups, aquarium systems, and other pressurized air applications. The robust construction ensures reliable performance in demanding underwater environments, while the precision engineering maintains consistent air delivery. Each unit comes complete with the pressure regulating valve assembly, ready for installation into your existing system. PRECISION CONTROL: Adjustable air pressure control valve with range of 0-30 MPa (4350 PSI), featuring an easy-to-read pressure gauge for accurate monitoring DURABLE CONSTRUCTION: Made from high-quality aluminum alloy with black and silver finish for long-lasting performance in underwater conditions COMPACT DESIGN: Measures 8.0 x 3.0 x 3.0 inches with threaded connections - 1/2 inch inlet and 1/4 inch outlet ports for versatile compatibility ADJUSTABLE MECHANISM: External adjustment screw allows fine-tuning of air flow - tighten to reduce outlet size or loosen to increase air flow PROFESSIONAL GRADE: Features dual ports and precise pressure regulation system, ideal for diving equipment and aquarium applications Size Short Brand Name Generic Unit Count 1.0 Count Manufacturer Shan bao Model Number Sb-dv534 Material Type Aluminum Exterior Finish Aluminum Alloy Item Dimensions 3.15 x 2.36 x 6.69 inches Number of Ports 2 Maximum Pressure 30 Pound per Square Inch Specification Met ISO 9001 Included Components Pressure Regulating Valve Inlet Connection Size 0.5 Inches Inlet Connection Type Threaded Outlet Connection Size 0.25 Inches Outlet Connection Type Threaded