3 ms·
MH-Z19 module and a WiFi Arduino (esp32) which dumps co2 and temperature into Prometheus. It's like 20 lines of code and very rewarding to write.
by londons_explore 2y ago
MH-Z19 module and a WiFi Arduino (esp32) which dumps co2 and temperature into Prometheus.
It's like 20 lines of code and very rewarding to write.