The Microlife PF-100 Peak Flow Meter is a top-of-the-line device intended for use in family medicine. This spirometer is designed to help diagnose and monitor respiratory problems with accuracy and ease. With its compact size and user-friendly interface, it is perfect for use in clinics and hospitals. This peak flow meter is manufactured by Microlife, a trusted brand known for producing high-quality medical equipment. It is ideal for use in spirometry, which is the measurement of airflow in the lungs. The PF-100 model is easy to use and provides accurate readings, making it an excellent choice for healthcare professionals.