The TriFlow Breathing Exerciser Incentive Spirometer, individually packaged, is a scientifically designed device intended for patients to perform prescribed breathing exercises under healthcare professional guidance. It enables patients to visually monitor their progress in improving their lung volume. With a wide flow rate range from 600 to 1200cc/sec, the device features three colour-coded balls and chambers. Each chamber is conveniently imprinted with the minimum flow value. Crafted from break-resistant plastic, the exerciser boasts a compact design, making it suitable for clinical healthcare settings.