CO₂ Monitor Clearance When we saw this E-Ink

When we saw this E-Ink development board

A pdf of the instructions is available here

so you will need soldering iron and solder and basic tools

This is a high-precision intergated temperature and humidity sensor module for use with your Arduino or micrcontroller project

if you would like to expand it further

CO₂ Monitor Clearance When we saw this E-InkKnow when to ventilate your room! Keep the air fresh and circulating with this carbon dioxide monitor. There has been quite a lot of discussion about using carbon dioxide as an indicator of stale, non moving, air which could cause the build up of covid 19. A really interesting discussion from Make magazine is here: https: makezine. com 2021 04 22 plan c02 live . The concept is: if there are lots of people breathing out CO and the room is not well