S-air Children's purifier & spirometry all-in-one machine

The S-air negative ion sterilization children's air purifier & spirometry all-in-one design is changing the air quality of the environment where children and infants live. The change of the side lighting effect is also the feedback of the results of the surrounding air quality detection. At the same time, the demand for home healthcare is increasing year by year. Modular additional function - children's lung capacity detection is adopted. Form a one-stop solution to household air problems. The external curved control display screen is used for its operation and information feedback.