Enhanced Mucus Clearance: This advanced breathing trainer utilizes airflow vibrations to effectively loosen mucus in the airways, facilitating easier expulsion. It's equipped with Positive Expiratory Pressure Therapy to reach deeper into the lungs, ensuring a thorough cleansing process.Adjustable Resistance Levels: Tailor your breathing exercises with multiple resistance settings. This feature allows you to gradually increase the intensity, catering to both therapeutic needs and athletic training, thereby improving overall lung strength and endurance.Portable and Ergonomic Design: Designed for comfort and convenience, this compact breathing trainer is lightweight and easy to carry. Its ergonomic shape ensures it fits comfortably in your hand, making it ideal for daily use, whether at home or on the move.Easy Maintenance: The device is fully disassemblable, allowing for thorough cleaning to maintain hygiene. It operates without the need for electricity or medication, making it a simple yet effective tool for enhancing lung function through regular use.Versatile Utility: Suitable for a wide range of users, from individuals struggling with respiratory conditions to athletes looking to boost their pulmonary performance. This device provides a significant advantage in improving respiratory health and physical capabilities.Color: As ShownMaterial: PCPackage Contents:1*Breathing Exercise DeviceOnly 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.