This UN-011 is for the treatment of asthma, allergies and other respiratory disorders. The compressor creates a stream of air that travels through the clear tubing to the nebulizer. When air enters the nebulizer, it converts the prescribed medication into an aerosol mist for inhalation. This device is capable of generating a medicinal mist of particles that is small enough to reach the furthest parts of your lungs to provide maximum benefit. UN-011 Features -One button operation -Convenient compact design -Broad spectrum of medication for inhalation therapy -Masks for children and adults -The mouthpiece is suitable for children and adults (Not for use with essential oils)