News for hackers. Stuff that matters.

A comment on How to Measure Indoor Air Quality with a Raspberry Pi, RuuviTags and PMS7003. Parent comment

Re:How to Measure Indoor Air Quality with a Raspberry Pi, Ru... by tehlike on Wednesday August 07, 2019 @11:09PM (#20641513)
These sensors also need calibration every week or so, which basically involves opening the windows to feed fresh air.
[ Parent | on HN ]

There are no comments on this comment yet.