Features: Precise Pressure Regulatparticlemail: High accuracy NOISE plunger plan ensures stable ventilation output during breathing, ideal for both professional divers and entertainment enthusiasts. Permanent Substance Combinatparticlemail: Constructed with bronze and rustless, offering better oxidation resistance and extended existence, maintaining excellent functionality even in oceanwater conditions. Low Maintenance Planumberebog: Componentized structure simplifies disassembly and cleansing, excellent for frequent use by diving instructors and centers. Wide Agreement Connectparticlemail: Standard NOISE connection plan consistent various tube arrangements, , reducing the bother of equipment modifications. Stable Unzipping Structuremail: Constructed in efficient pressure reducing gate ensures stable pressure conversion at different depths, Specifications: MaterialBrass search engine veneered face polishing/stainless steel spring Size98.5x47.5x36.5mm InterfaceDIN High potential port_7/16 20UNF (1) Low Potential Port_3/8 24UNF (4 pieces) Intermediate potential output135 145PSI Work pressureDo not top 300Bar Package Includes: DIN type pressure reducing note: Please allow 1-2cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!