Nascool Digital Peak Flow Meter, Portable Lung Monitor

The Nascool Peak Flow Meter is a portable spirometer designed to help monitor asthma in both adults and children. It clearly displays accurate results on its bright LCD display in just seconds, and effortlessly transmits data to a smartphone via Bluetooth, enabling users to monitor their respiratory health anytime, anywhere.  This upgraded spirometer can record up to 300 readings and automatically define readings into red, yellow and blue zones in an asthma log to provide an in-depth look at the user's lung conditions over time.  In the box: Nascool Advanced Peak Flow Meter, Instruction Manual, 2 Washable Mouthpieces