Alliance -Model asma-1 -Peak Flow and FEV1 Monitor

Measures PEF and FEV1. FEV1 has less diurnal variability and is less effort dependent than PEF. Displays % of personal best for both PEF and FEV1. PEF and FEV1 zones can be personalized. Automatically assesses test quality. Automatically stores best values. Large, easy to read display. Stores 600 test sessions. Suitable for use in clinic with SafeTway mouthpieces. Uses long-life AAA batteries. Easy to clean mouthpiece and flowhead. Language independent.