Re:Raspberry Pi 4
by warp on Monday June 24, 2019 @04:45PM
(#20268286)
I'm using a co2meter.com one [1] connected with USB. Reading out the values is a bit slow, but I just do that in a cron job every 5 minutes and log the results. This does exactly what I needed it to do with a minimum of fuss, so I'm happy with it.
[1] "CO2Meter RAD-0301 Mini CO2 Monitor" on Amazon, $70
[1] "CO2Meter RAD-0301 Mini CO2 Monitor" on Amazon, $70