Lung Trainer | Breathing Trainer for Lung Strength | Adjustable Resistance Lung Exerciser for Respiratory Muscle Training | Boost Endurance Performance and Respiratory Fitness (Black) AIR-EZE Black made-in It can be operated with

It can be operated with a button with one hand

All Simple products have no dyes

then go to the hospital without delay for an exact diagnosis The SpO2 or PR value reading is unstable -> Reposition the finger -> Stay still Oximeter won't turn on -> Replace batteries -> Reseat batteries Device is off -> Normal -> Replace batteries Low battery indicator -> Replace batteries Manufacturer Contact Information

High Brightness & Dimmable: Long press the button to adjust brightness up to 1000 lumens

12-Inch X 6-Inch Each

Lung Trainer | Breathing Trainer for Lung Strength | Adjustable Resistance Lung Exerciser for Respiratory Muscle Training | Boost Endurance Performance and Respiratory Fitness (Black) AIR-EZE Black made-in It can be operated withLung Trainer Breathing Trainer for Lung Strength Adjustable Resistance Lung Exerciser for Respiratory Muscle Training Boost Endurance Performance and Respiratory Fitness (Black) AIR EZE Product Features Enhance Respiratory Fitness: Elevate your breathing experience with our Lung Trainer, a versatile Breathing Exerciser Device designed to strengthen respiratory muscles. This innovative Lung Trainer helps improve lung capacity, fostering superior