The 360° rotating valve head prevents medium-pressure pipe damage and reduces safety hazards. Equipped with a master valve control switch to maintain gas flow during use and prevent leakage when closed. The pressure relief valve releases air when pressed down. Features a one-way air filter with double filtration for pure air. The luminous waterproof pressure gauge remains visible at 80 meters underwater. The mouthpiece is made of food-grade silicone, dustproof and odorless, with an imported rubber ring to prevent leakage. Includes a dust cap for intake nozzle protection. The diving goggles feature a liquid silicone headband and PC lens for a seamless, waterproof fit. The adjustable strap ensures a custom fit. The high-pressure pump includes a 40MPA oil-filled anti-shock luminous pressure gauge for stability. The oil-water separator filters up to 99% of contaminants. Standard 8mm quick-connect fittings are included. The oxygen cylinder holder bag is made of elastic mesh with waterproof, quick-drying material. Reflective strips on the shoulder strap enhance visibility. Includes a quick-release buckle for safety. Origin: China. Condition: New.