The SPIROMETER is a hand-held equipment for checking lung conditions,adopts the infrared signal acquisition mode for measuring items re- lated to FVC,and it is applicable for hospital,clinic,family for routine test
Functions
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 %ofFVC(FEF2575)can be measured;
The personnel information (including height,age,sex,etc.)can be 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 anddisplayed.
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:±3%or±0.05L(whichever is greater)
Flow range:0 L/s~16 L/s
Flow accuracy:±5%or±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:160mm(L)×65mm(W)×45mm(H)
Weight:190g
Certificates
CE,ISO,Free sales certificate,Registeration certificate for medical device,Manufacturing license,qualified industrial registerations & ect .
Packing
Transportation
Audited Supplier 
The SPIROMETER is a hand-held equipment for checking lung conditions,adopts the infrared signal acquisition mode for measuring items re- lated to FVC,and it is applicable for hospital,clinic,family for routine test
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