Spirometer NE+
- Large and color screen
- Forced Vital Capacity (FVC)
- Forced expiratory Volume in one second (FEV1)
- The ratio of FEV1 and FVC (FEV1/FVC)
- Peak expiratory flow (PEF)
- 25% flow of the FVC (FEF25)
- 50% flow of the FVC (FEF50)
- 75% flow of the FVC(FEF75) and average flow between
- 25% and 75% of the FVC(FEF2575) can be measured
- The user condition can be shown by the ratio of the measured value and the predicted value
- Flow rate-volume chart, volume-time chart display
- Data memory, delete, upload and review
- Trend chart display
- Information prompts when volume or flow goes beyond the limits
- Automatic power off when there is no operation in two minutes
- Rechargeable lithium battery and with charging tips
- Battery power display
- USB Socket for PC Software
- Bluetooth module built-in