Make your home look brand-new: don't just filter the air, use an air purifier and humidifier to refresh the air. Adding water to the filtered air helps to relieve allergic symptoms, nasal congestion and sinus congestion. By removing mucus from the airway, it helps to relieve dry skin and reduce asthma symptoms. Ultra-efficient evaporation and humidification make the humidity more consistent and will not over-saturate the nearby areas. ​ Twice air, half time: using double suction system, it can c