PM Sensor PM25-1 is coming, internal tests satisfactory, quiet and interesting dust sensor.Based on the Swiss SPS30 sensor.

This sensor can be fitted with SCD40 CO2, we try to offer the option wherever possible, this will add to the cost, but some may prefer it.2It has tested very satisfactorily

It's quiet, which is nice, and compares favorably to similar sensors with a nice fan.We

Shared here is a picture of the HA's properties, and a picture of the sensor's internal disassembly.