Description
The Dust sensor is used to monitor the dust concentration in the surrounding air, and the monitored object is tiny particles above 1 micron. Try using a dust sensor to make a warning device for people allergic to pollen!
Specifications
Connections: RJ11 4P4C
Power: 3.3V
Connections type: Analog output
Sensitivity: 0.5V/(100μg/3)
Valid scope: 500μg/ m3
You can find the introduction of this product following this link
https://wiki.elecfreaks.com/en/microbit/sensor/planet-x-sensors/Plant_X_EF05027
