Xiaomi air purifier 4pro display 50

It means that the current ambient air quality is excellent.

Xiaomi air purifier 4pro displays 50, indicating that the current ambient air quality is excellent (the air PM2.5 content is slightly higher), and there is no need to increase the purification power of the air purifier. The display value of the air purifier is 0~75, indicating that the current air quality is excellent, 75~ 150 indicates that the current air quality is medium, and 150 or more indicates that the current air quality is poor.

Xiaomi air purifier is a household product launched by Xiaomi Technology Co., Ltd. On the afternoon of February 9, 20 14, Lei Jun unveiled the Xiaomi air purifier. The price of Xiaomi air purifier is 899 yuan, and the price of replaceable filter element 149 yuan. Xiaomi air purifier adopts three-layer filter, among which the high-density HEPA filter adopts Dongli) H 1 1+0 grade HEPA filter, and PM2.5 effectively filters more than 99.99% and PM0.3 effectively filters more than 99.3%.