Dry Spirometer Spiralpette, Each

Details:

Measures fvc, 1 to 7 liters hand size, low cost turn top dial to re-zero many of our customers use this device to document progress made in rehab and conditioning. This low cost hand-size dry spirometer measures lung capacity (fvc) from 1 to 7 liters. Also used for pulmonary screening. Uses an air-flow powered, precision gear train to indicate air volume in 100 cc increments from 1000 to 7000 cc. It's very easy to use... Simply turn the top dial to re-zero. Includes 50 mouthpieces & brief instructions.