I was curious about the levels of CO2 in my room so I went and bought a sensor for my bedroom. I was somewhat appalled when I woke up this morning with heavy eyelids to see the concentration at 1700 ppm.

Guess I have to leave my door open now.

  • hodgepodgin@lemmy.zipOP
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    3 days ago

    I got a qingping monitor (with NDIR sensor) because of the price. It’s not open source though.