AirGradient DIY Air Quality Sensor¶
AirGradient has created a DIY Air Quality sensor. They offer a PCB, PCB + components kit, etc. A pretty neat package. To use this you have to run their software but you can use the kit with ESPHome as well!
Here is what it can measure:
Air particles PM2.5
There is a display so show off your data or whatever you desire from Home Assistant
You can download a 3D printable case including a wall mount bracket
Soldering and setup video: