The handheld Spirometer offers accurate and easy application for spirometry screening. Full spirometry (FVC, SVC, MVV, Bronchial challenge test) is available, as well as, turbine flowmeter or disposable pneumotach. It is compact and light with a user-friendly interface. It features USB connection, Integrated Digital Oximeter, forced/slow vital capacity, maximum voluntary ventilation, respiratory pattern, bronchial challenge test (Pre-port), and Bronchial Dilator Test. Physicians can also benefit from its optional features which are the six minute walk test (6MWT) and Integrated Pulse Oximetry (SpO2).