Vitalograph ASMA 1

Electronic asthma monitor This simple to use electronic peak flow meter measures PEF and FEV1. Offers greater accuracy than a mechanical peak flow meter; eliminates the need for paper records. Displays percentage of personal best for both PEF and FEV1 Automatically assesses test quality and stores best data Stores data with date and time stamp Stores 600 test sessions Detachable flow head makes cleaning simple Suitable for multi-subject use with standard size SafeTway mouthpieces Uses long life AAA batteries Large, easy to read display