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WMQ Four-Ball Spirometry Training Device, Lung Function Tester, Breathing Training Device

Price: $57.02
Product prices and availability are accurate as of 2020-09-28 22:08:52 UTC and are subject to change. Any price and availability information displayed on https://www.amazon.com/ at the time of purchase will apply to the purchase of this product.
Availability: In Stock
In Stock.
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Product Features

Advanced low gas consumption filter. Improve lung function and increase blood oxygen concentration. High-quality drop-resistant plastic four-ball inspiratory breathing measurement system. Helps to achieve optimal vital capacity and restore interruption of breathing pattern. Training about 15 minutes a day (or use under the guidance of a physical therapist).