Lung Breathing Exerciser, Adult Deep Breathing Exerciser - 5000ml Volume Measurement with Flow Indicator

LEADING 5000 ML CAPACITY: Our device offers an impressive maximum capacity of 5000 ml (5 liters), providing a wider range for accurate lung volume measurements and allowing for a more thorough assessment of lung health. [Improve Breathing Technique] Use the device to perform slow and deep breathing exercises to improve oxygen flow and expand your lungs. Flow Indicator:Use the indicator to guide your breathing. If the indicator rises to a higher position, it means you are breathing too fast. If the light stays below the lower position, you are breathing too slowly. Aim to keep the light in the center position. This means your breathing is stable and controlled. TRACK YOUR PROGRESS: Efficiently monitor your lung health journey with precise measurements from our devices, and the wide range of volumes provides more accurate and detailed insights to help you set and achieve your breathing goals. The flexible tube and mouthpiece can be easily adjusted for use in a variety of positions and is easy to clean after use. The unit has built-in storage space for tubes and mouthpieces.