LKT142 Spirometer

Functions

• Forced Vital Capacity (FVC), forced expiratory volume in onesecond (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 ex-piratory flow at 75 % of FVC (FEF75) and forced expiratory flowfrom 25 %~ 75 % of FVC (FEF2575) can be measured;The personnel information (including height, age, sex, etc.) canbe set.

• Flow-volume chart, volume-time chart display.

• The data can be stored, deleted, uploaded and reviewed.

• Trend chart display.

• Health state indication.

• Calibration function.

• Over - limit prompt function for volume and flow.

• Indicate expiration within 6 seconds by indicators.

• Start measuring by one-button.

• The data can be transmitted by Bluetooth or USB cable.

• Real-time clock can be set and displayed.

• Battery power indication.Automatic shutdown when there is no operation within two min-utes.

Performance

Display mode:2.8" LCD

Volume range: 0~ 10 L

Volume accuracy: I3% or I 0.05 L (whichever is greater)

Flow range:0 L/s ~16 L/s

Flow accuracy:+ 5% or I 0.2L/s (whichever is greater)

Working current: 200 mA

Power supply: rechargeable lithium battery

Safety class: internally powered equipment, type BF applied part

Accessories

One User Manual

One USB cable

One mouthpiece (disposable accessory)

One nose clip (optional)

One power adapter (optional)

One PC software

Physical characteristic

Dimension: 160 mm (L) X 65 mm (W)X 45 mm (H)Weight: 190g