• Palm size Spirometer with LCD screen
• Meet ATS (American Thoracic Society) 1994 update standardization.
• Suitable for hospital or home.
• Maximum of records is 300 measurements.
• It can upload to "SpiroSoft" Analyzer software through Bluetooth or USB.
Main Technical Specification:
Measuring Parameters: PEF, FEV1
Measuring Methods: Rotating wing wheel
FEV1: 0.01~9.99L Measuring Resolution:
PEF: 5% or 0.2L/s, whichever is greater
FEV1: 3% or 0.1L, whichever is greater