Improved Lung Capacity: This breathing trainer targets respiratory muscles to enhance strength, enabling users to increase inhalation and exhalation resistances while progressively boosting lung capacity and stamina for sports or active lifestyles. Flexible Tension Settings: Equipped with two adjustable knobs, this lung exerciser permits precise management of both inhalation and exhalation tensions, facilitating gradual progression from beginner to advanced stages for optimized respiratory development during fitness or therapeutic practices. Structured Breathing Programs: Equipped with training plans and adjustable difficulty options, the lung trainer device delivers systematic breathing exercises that enhance lung efficiency over time, providing a reliable tool for users aiming to strengthen their respiratory system through consistent practice at home or during physical strengthening periods. Portable Companion for Active Lifestyles: With its spacesaving design, this breath training device supports users during multiple activities including fitness workouts, meditation, and trekking by providing an easily storable and functional breathing aid. Use scenarios During cardio workouts such as running, cycling, or interval training, use the device to manage breathing resistance and build endurance and breath control. At home or in therapy, follow the structured plans and adjustable difficulty options to progressively strengthen the respiratory system with consistent practice. During outdoor activities like fitness training or trekking, carry the compact device to support sustained ventilation and stamina without adding bulk to gear.