Portable Nebulizer Handheld Mesh Nebulizer for Adults and Kids Ultrasonic for Travel Machine and Household UseUltrasonic Nebulizer It adopts advanced vibrating mesh technology, can produce soft fine mist for So that you will not have any discomfort when using it. Automatic shut off When the medication fluid is almost completely used up,the nebulizer will automatically shut off. Cleaning Function It also has a convenient automatic cleaning function, just add hot water after use and turn the nebulizer on again to start cleaning. Two Modes This item has two