| Specifications: The technical data as follows: 1. Oxygen flow (L / min):switch flow to 3L/min or 5L/min 2.Oxygen concentration:93%±3% 3.oxygen delivery pressure (Mpa):0.03~0.07 4. Noise dB (A): ≤ 50 5. (Atomizer(ml/min): ≥0.5) 6. Rated power: ≤300(AC220V/230V), ≤350(AC100V/110V) 7.net weight (Kg): 16.5 8. With power failure alarm 9. High and low oxygen purity change-over function 10. With timer 11. With aroma-pod power socket 12.the earliest delivery time will be with 3~5weeks 13.110V/50Hz and 220V/50Hz are available Power failure alarm: Yes |