3 ms·
whats the next step up then? the unit you'd buy for an outdoor sensor.
by cagenut 7y ago
whats the next step up then? the unit you'd buy for an outdoor sensor.
- joshefin 7y agoSorry, I can't recommend any. If you just want to know if the air is polluted or not, and humidity does not go over 70%, any low-cost sensor would be good.