GZAIR Model 1S Indoor CO2 Meter, Temperature And Relative Humidity Wall Mountable Carbon Dioxide Detector, Air Quality Monitor, NDIR Sensor, Date Logger, 05000Ppm Range
Handheld Dew Point Meter Dewpoint Monitors With Resolution 0.01 Temperature Unit ( C/ F) For Measuring Wet Bulb Temperature,Relative Humidity,Absolute Humidity,Ppmv,Etc
GZAIR Indoor CO2 Meter, Data Logger, Dual-Channel NDIR Sensor, Tabletop Carbon Dioxide Detector, Air Quality Monitor, Temperature And Relative Humidity, 05000Ppm Range