Face Mask Breathing (Exhalation and Inhalation) Resistance Test Instrument
| Test Flow for Exhalation | 160L/Min |
| Test Flow for Inhalation | 30L/Min and 95L/Min |
| Flow Rate Accuracy | ±3% |
| Resistance Range | 0~500PA |
| Differential Pressure Gauge Accuracy | ±1% |
| Power | AC220V, 50 or 60 Hz, Customized Available |