Oxygen Flow Meter, Pressure Gauge, and Regulator (1-10L/min, G5/8) Brand new and high quality. Features: EASY & SIMPLE to USE: The flow meter on this oxygen regulator is 0-10L/min and adjustable. Simply connect it to an oxygen tank to adjust the oxygen flow without worrying about wasted oxygen due to excessive flow. WIDE APPLICATION: Suitable for home, outdoor, plateau, and hospital use. Monitors oxygen outflow, ensuring the body absorbs oxygen at the optimal rate and concentration. PREMIUM QUALITY: The pressure gauge uses high-quality, thick, and drop-resistant glass with a clear scale and high sensitivity. The regulator is made of high-quality brass for high toughness, wear resistance, and a secure seal. The oxygen tank connection port is equipped with a gas filter for double protection and enhanced safety. FUNCTIONALITY: The oxygen pressure reducing regulator uses a small-volume piston-type pressure reduction structure. Inlet air pressure is 15Mpa, and outlet air pressure is 0.2-0.3Mpa. The humidifier bottle capacity is 200ml, with minimum and maximum scales marked. DETAILED INSTRUCTIONS: A detailed user manual is included. Contact us with any questions; we'll do our best to help. Specifications: Product Name: Oxygen Flow Meter Material: Zinc Alloy Thread: G 5/8" (external thread) Structure: Double-layer Operating Temperature: -10-38 (°C) Flow Regulation: 1-10L/min Note: Please allow 0-2cm errors due to manual measurement. Ensure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!