· Oxygen concentration display

· Low oxygen concentration alarm

· Imported molecular sieves

· 24-hour continuous and stable oxygen supply

· Oxygen flow rate: 0.5L/min~5L/min

· Oxygen concentration: > 90%

· Output pressure: 0.02-0.07 MPa

· Power: 450VA

· Power supply: AC220V + 22V, 50Hz + 1Hz

· Noise: <60dB