Rossmax - Adult Peak Flow Meter - Grey

This compact, lightweight and portable peak flow meter from Rossmax has built-in flexible three -zone management system. It also has easy- to- read numbers with a measurement range of 60-800 L/min. This meter was designed to make following your asthma treatment plan easy. Your doctor will set the color zone indicators to your personalized zones based on your personal best peak expiratory flow rate value (the best peak flow value you can achieve).