Philips Respironics Personal Best Full Range Peak Flow Meter Trilogy It is designed to be

It is designed to be worn more loosely than traditional headgear so the mask cushion can adapt to facial contours and movement through the night without pressure

Compatible with the Homefill transfilling system

the cushions must be purchased separately

Low noise output

Its compact design uses gel or silicone cushion options

Philips Respironics Personal Best Full Range Peak Flow Meter Trilogy It is designed to beThe Philips Respironics Personal Best Peak Flow Meter provides accurate and reliable peak expiratory flow measurements that meet the top quality standards. Its compact form factor and universal measuring range makes it easy to use and ideal for monitoring your lung function. Rely on reliable readings for assessing your asthma symptoms and managing your well being. Features: Comfortable oval mouthpiece and easy to use built in handle Handle converts