Flow range | 1 L/s ⁓ 16 L/s |
Volume range | 10 L |
Flow accuracy | ± 10 % |
Volume Accuracy | ± 3 % |
Trend | Flow rate – Volume Volume – time |
Measure mode | Infrared |
Measures | FVC - Forced Vital Capacity FEV - Forced Expired Volume in one second PEF - Peak expiratory flow |
Operating environment | Temperature: +10 °C ~ +40 °C Relative humidity: ≤80 % Atmospheric pressure: 70 kPa~106 kPa |
Storage environment | Temperature: -40 °C ~ +55 °C Relative humidity: ≤ 95 % Atmospheric pressure: 50 kPa~106 kPa |
Working Current | 60 mA |
Battery | DC 3.7 V ; 820 mAh |
Dimension | 97 × 89 × 36 mm |
Weight | 150 g |