... , clean, odorless, safe and reliable compressed air to breathe for air breathing apparatus cylinders used by divers.III.Product ... operation.Two sets of outlet inflatable valve with inflatable tube and connected, or high-pressure outlet.Three stage, air-cooled, ... use 12 months. 15-30Mpa Scuba Portable Air Compressor CFM for Diving Operations,Salvage,Fishing,Aquaculture,Sediments Salvage Underwater ...