The fog is large and fine, reaching the affected part, covering the trachea, and the upper and lower respiratory tract diseases are meticulous. A nanometer is easier to absorb. Application of new upgrade atomization system, atomization more professional, pharmaceutical atomization more delicate, baby absorption better. The patented design is more comfortable and fully materialized, which can be adjusted according to different groups of people and symptoms. Patented design materializes more quietly, and babies can use it without resisting sleep.