The purifier showed "001" air quality continuously. I have next to a similar XIAOMI air purifier 2H and it looks like air quality "036" (a lot of dust from the cat). I was unable to update the firmware because it has already been updated. The seller asked me to return the device. Today (7.5.2020) I received a new device: XIAOMI air purifier 3 Moreover, the air purifier 4 Lite operates more quietly. The noise is as low as 35.8dB (A) in sleep mode, almost completely ignoring its “existence”, which is more suitable for families with the elderly and infants. It's time to use air purifiers again. Many people have purchased Xiaomi Mijia Air Purifier 4 Lite like me. I recently bought a Xiaomi Mi Air Purifier Pro H because every "spec" listed was the same, if not better than your normal retail store air purifiers (Phillips, Samsung, Dyson etc).seemed to point. Its cheaper ($399 AUD), filters are H13 and cheaper ($89AUD), Wifi and Sensor. After getting the Xiaomi, it "is" cheaper, Sensor is unreliable The Xiaomi Mi Air Purifier Pro H is a significantly bigger device than its predecessor, taking up 961 cm 2 (31 cm * 31 cm) of floorspace. At 73.8 cm, its height remains roughly the same. Design wise, the Xiaomi Mi Air Purifier is closer to the Xiaomi Mi Air Purifier 3 as there are no gaps or lines in the four panels. Particulate matter that is 2.5 micrometers or smaller is referred to as PM2.5. HEPA filters eliminate 99.97% of particulate matter that is 0.3 microns in size or larger. When it comes to PM2.5 Remove the filter from the Air Purifier. 3. Clean the filter with warm water and mild detergent. 4. Rinse the filter thoroughly and allow it to air dry. 5. Once the filter is dry, reinsert it into the Air Purifier. 6. Plug the Air Purifier back into the power outlet and turn it on. Xiaomi Mi Smart Air Purifier 4 Pro Unboxing & Testing - AC-M15-SCXiaomi Smart Air Purifier 4 Pro has a Particle CADR of up to 500m³/h, and is able to release The Mi Air Purifier 2 has a simple but elegant design. It was all very easy to set up out of the box. In fact, there is no manual in the box. As you can see above, there is only one button. This is the power button, but it also toggles through the three different modes. Download purifier-card.js file from the latest-release. Put purifier-card.js file into your config/www folder. Add a reference to purifier-card.js in Lovelace. There's two way to do that: Using UI: Configuration → Lovelace Dashboards → Resources → Click Plus button → Set Url as /local/purifier-card.js → Set Resource type as JavaScript dcfQr.