Enhanced Breathing Training: Elevate your respiratory fitness with our Lung Exerciser Device, a versatile Breathing Trainer designed for practicing slow, deep breaths. Improve oxygen flow and lung expansion effortlessly. 5000ML Inhale Capacity: Suitable for all ages - kids, adults, and the elderly. This Inhale Lung Exerciser allows a comprehensive assessment of lung health and effective lung training, promoting overall respiratory well-being. Precision Guidance with Indicators: The built-in Flow Rate Indicator guides your breathing pace. Keep the indicator within the middle range for steady and controlled breaths. Too fast or too slow? Let the indicators be your breath . Track Your Respiratory Journey: Utilize the Scale Indicator for precise measurements and extensive capacity tracking. Monitor progress effectively, set achievable goals, and witness tangible results on your lung health journey. Flexible Design for Comfort: The Lung Exerciser features a flexible tube and mouthpiece, adaptable to various positions for comfortable use. Easy to clean after each use, and equipped with a built-in storage space for the tube and mouthpiece - ensuring convenience and . Colour:As Shown Material:plastic Package Contents: 1 set x spirometer breathing exerciser Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.