5000ML Lung Breathing Trainer for Respiratory Use prime This nebulizer also comes with

This nebulizer also comes with a full set of accessories including different size of masks and mouthpiece for kids and adults

One Double Battery Duration: Up to 6 hours    Volume：10400 mAh

At 1–2 L/min

There are adult mode

Purchasing an additional spare battery can further extend the usage time

5000ML Lung Breathing Trainer for Respiratory Use prime This nebulizer also comes withDescription: Our 5000 ml breathing trainer is specially designed for adults and the elderly. The transparent device allows for visible lung capacity growth. It offers optimal breath rate and volume guidance, helping you achieve steady and controlled breathing gradually. Witness the growth of your lung capacity, improve your breath control, and enjoy the benefits of enhanced respiratory health. The hose and mouthpiece are removable and washable to