1)Forced Vital Capacity (FVC), forced expiratory volume in one second (FEV1) to forced vital capacity (FVC) ratio (FEV1/FVC), peak expiratory flow (PEF), forced expiratory flow at 25 % of FVC (FEF25), forced expiratory flow at 50 % of FVC (FEF50), forced expiratory flow at 75 % of FVC (FEF75) and forced expiratory flow from 25 %~ 75 % of FVC (FEF2575) can be measured.
2)The personnel information (including height, age, sex, etc.) can be set.
3)Flow-volume chart, volume-time chart display.
4)The data can be stored, deleted, uploaded and reviewed.
5)Trend chart display.
6)Health state indication.
8)Over – limit prompt function for volume and flow.
9)Indicate expiration within 6 seconds by indicators.
10)Start measuring by one-button.
11)The data can be transmitted by Bluetooth or USB cable.
12)Real-time clock can be set and displayed.
13)Battery power indication.
14)Automatic shutdown when there is no operation within two minutes.
In the Box:
|Dimensions||16 × 65 × 45 cm|