https://boingboing.net/2020/03/07/this-smart-air-purifier-knows.html
https://9to5mac.com/2020/03/11/homekit-compatible-air-purifier/
origin - https://www.pipiscrew.com/?p=17334 air-purifier-knows-when-your-air-quality-is-bad
Air purifier knows when your air quality is bad
Posted Mar 11 2020-03-11T00:00:00+08:00 by PipisCrew
This post is licensed under CC BY 4.0 by the author.
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