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Microlife Digital Peak Flow Meter Tests PEF / FEV1 / Early Detection of Asthma Attacks | Spirometer for Kids & Adults | Perfect for Monitoring Asthma, COPD & other Lung Conditions at Home or On-the-Go

$51.49
240 Memories for Children & Adults with Date & Time stamp Peak Flow and FEV1 monitoring for asthma, COPD & other lung diseases Meets American Thoracic Society Standards