The Mini-Wright Peak Flow Meter is an affordable yet crucial tool that can significantly impact asthma management. By regularly measuring your lung's expelling capacity, you and your healthcare provider gain valuable insights to better control asthma symptoms. Economical self-monitoring tool to provide and track information about patient’s response to treatment • Includes patient use instructions and chart • Ideal for use with asthma chronic bronchitis and emphysema cases • Tubular design with a spring-loaded piston and a longitudinal slot through which air escapes; scale reads from 60 to 850 liters/minute