Portable, lightweight & Easy to Use Ultrasonic Technology Convenient & Simple to Clean Ultra Low Noise 3 Levels of Atomization USB Charging Cable Benefits: Helps relieve breathing issues Treats symptoms of asthma, colds, bronchitis, flu, or other viruses as well as other respiratory ailments can cause considerable distress. It can be used to provide therapy with Albuterol, bronchodilation medication or 0.9% saline solution Comes up with two breathing-mask sizes that are suitable for both adults and children. Utilizes cutting edge ultrasonic technology to atomize liquid quietly and efficiently so that it can be inhaled. Allows therapeutic solutions to enter the lungs and respiratory system directly in a short time. How to use: Check the nebulizer if it is powered Open the protective cap and add the right amount of liquid. Install the breathing mask or mouthpiece Press the power button to switch on the machine Start atomizing Press the power button to switch off the machine