High Pressure Electric Air Compressor Pump 110V 30MPa 4500PSI Scuba Diving Pump
Speed test: it takes 3 minutes for 0.5L oxygen cylinder to inflate 30MPa, 6 minutes for 1L oxygen cylinder to inflate 30MPa, and 40 minutes for 6.8L oxygen cylinder to inflate 30MPa. 1 x set of 30MPa high pressure air pump.