Post AgniDTW3HmoQVzd3FQ by alxndr@tech.lgbt
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 (DIR) Post #AgniDTW3HmoQVzd3FQ by alxndr@tech.lgbt
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       How to build a headless CO2 sensor that is cheap and accurate: https://codeberg.org/alxndr42/co2-sensorGrafana and HTML dashboards included.#DIY #CO2 #CO2Monitoring #CleanAir #CovidIsNotOver