Differential pressure detection technology, with professional lung fun

can measure over 100 parameters interms of FVC, VC, MVV and MV functions.

Measure inspiratory and expiratory parameters,display the curve in real time.

BTPS correction function, automaticallymeasures temperature, humidity and barometric pressure.

Quality control function, automatic QCevaluation.

Rechargeable lithium battery, with chargeindicator.

Battery performance display.

Built-in multiple predictive values.

Supports bronchial dilation/provocation test.

Pulmonary function assessment