To improve symptoms (including dyspnea, cough and sputum) in adults with acute exacerbation of chronic obstructive pulmonary disease. 

Product basic information:-

Rated power (VA) :1000

Nebulization cup capacity (mL) : 10

Volume concentration % (V/V) Hydrogen : 66.66%, oxygen: 33.33%

Power (V/Hz) AC : 220V ，50Hz  

Rated gas production rate (L/min) : 2.0、2.5、3.0

Dimensions: 470x245X490 mm