Find helpful customer reviews and review ratings for Xiaomi Air Purifiers for Home Large Room 1060 ft², 99.97% 3-in-1 HEPA H13 Filter, Ultra Quiet Bedroom Air Cleaner For Dust/Pet Hair/Allergies, Auto Mode Air Quality Smart Wifi Alexa Control, 4 Compact at Amazon.com. Read honest and unbiased product reviews from our users. Our editors checked out the sleek looking Sterra Moon Air Purifier, a no-frills smart, effective and high-performance air purifier. Here's what we found:Read The air purifier is available in two options: one sits upright on short legs and has a fabric cover (white or black), while the other has longer legs and a hard top, so you can use it as a side I mean, a US EPA spec analyser (TEOM or BAM) costs $30,000+. So don't get your hopes up for good results from a '3 for $50' air quality sensor. They ideally should be calibrated, seasonally, to take into account humidity which can easily bias these light scattering sensors. This is not going to be easy to do! 6. Xiaomi Smart Air Purifier 4 Lite. Xiaomi's Smart Air Purifier 4 Lite employs triple-layer filtration to eliminate 99.99 percent of 0.1μm particles. Covering 269-463 sq. ft. with a high CADR of up to 360m³/h, it's allergy-certified and operates quietly at 33.4dB (A). Control it via a smartphone app or voice commands through Alexa and Google R7MC.

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