PSA technology, Oxygen flowrate (0~10) L/Min. Alternative Functions: Nebulizer, Low purity ... (mm): 365 X 375 X 600AlternativelyNebulizer Low purity alarm: when oxygen purity is above 82%, it will give green light; When ... 'CPulse Oximeter: Fingertip pulse oximeter is available for monitoring patient oxygen saturation on site.Single flow is available Oxy-life Oxygen Concentrators with CE approval