Breathing Exercise Device Improve Lung Capacity Enhance Endurance Lung Exerciser Training Tool

Feature: 1. Enhance Strength: Breathing trainer measures your lung capacity and breathing strength, providing data reference for your training, raising your anaerobic threshold. 2. Improve Endurance: Breathing trainer tool can increase the performance of your lung muscles to improve exercise efficiency and endurance, regulate your breathing, anxiety, sleep, etc. 3. Daily Use: With increasing light effect and direct reading on the screen, it makes training more interesting, you can view the data of the last lifetimes, pay attention to health. 4. Simple Use: Inhale slowly through your mouth, as as possible. Hold your breath for a few seconds. Slowly exhale through your mouth until you are completely out. . Wide Application: breathing lung exercisers are small in size and easy to carry, which is suitable for adults, the elderly, children, swimmers, singers and so on. Specification: Item Type: Breathing Exercise Device for Lungs Material: Aluminum alloy, food grade plastic Battery Type: Lithium Battery Battery Capacity: 320mAh (Include) Size: Approx. 140 x 22 x 12mm / . x 0.9 x 0.5in Advantages: Improve Breathing Strength, Increase Lung Capacity, Enhance Anaerobic Threshold, Reduce Stress Levels Applicability: Suitable for Adults, Elderly, Children, Swimmers, Athletes, Singers, etc. Package List: 1 x Breathing Exercise Device 2 x Replacement Mouthpieces 1 x USB Cable 1 x User Manual