alxndr42/co2-sensor
Superb little low-cost CO2 sensor project; built on ESPHome, a 3D-printed case, and 17 euro in parts (a Wemos D1 mini board and a Sensirion SCD4x CO2 sensor module). Outputs via Prometheus and a local HTTP interface
Tags: wishlist gadgets co2-monitors co2 air todo hacks esphome