Aranet CO2 and Temperature Sensor | 0-9999 ppm Wireless PRO Exhaust Duct Kit which is the half-ounce jar

which is the half-ounce jar rather than the pound bin

and they are easy to maintain saving you time and effort

Humidity tracks 0-95% RH non-condensing with ±3% accuracy across 20-80% RH at 25°C

so inspect before each use and always wear CMH-rated protective eyewear like the Summer Blues Optics MH/CMH REVERT glasses

Aranet CO2 and Temperature Sensor | 0-9999 ppm Wireless PRO Exhaust Duct Kit which is the half-ounce jarAranet PRO CO2 Sensor for Wireless Monitoring The Aranet PRO sensor pairs to an Aranet PRO base station over the Sub GHz US920 band. CO2 reads from 0 9999 ppm at (30 ppm + 3%), and temperature reads 0 50C at 0. 3C. It also logs atmospheric pressure from 300 1100 hPa. An IP67 ASA plastic enclosure lets it ride out the humidity of a working grow room. Wireless CO2 Sensor for Greenhouse and Grow Rooms Line of sight radio reaches up to 3 km, so one base