CADR=m3/h refers to the particulate matter of the air purifier, that is, how many square meters of indoor air can be purified per unit time. By definition, it can be determined that the higher the CADR of the purifier, the faster the efficiency of purifying the air.

　　CCM value refers to the ability of the purifier filter to purify pollutants for a long time. That is to say, the higher the capacity, the better the durability of the filter effect of this purifier.

　　The effect of the air purifier has little to do with the filter. It is recommended that you choose an 11-level filter and Odor Removal.

　　There are three general air duct designs for air purifiers: lower air inlet and upper air outlet, side air inlet and upper air outlet, and side air inlet and side air outlet. It is recommended that everyone choose the air duct design with a lower air inlet and upper air outlet because this design is the most reasonable and the noise is lower than other air duct designs. And putting it indoors will not cause the problem of small air intake due to obstructions on the side.