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A comment on AirGradient: DIY Air Quality Monitoring with Open-Source Hardware & Firmware. Parent comment

Re:AirGradient: DIY Air Quality Monitoring with Open-Source ... by jfim on Tuesday May 11, 2021 @11:18PM (#27126220)
I bought the Aven 17701 recently, it seems to do the job. It's just a fan with an activated carbon filter.
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