Carbon Dioxide Meter 380 to 2000 PPM

Wall-Mounted Carbon Dioxide Meter Carbon Dioxide Concentration 380 to 2000 ppm Temp Range 14 to 140 Degrees F Relative Humidity Range 0 to 85 Percent Dew Point Range -4 to 139.8 Degrees F Wet Bulb Temperature Range 23 to 139.8 Degrees F Humidity Accuracy +/-3 Percent (@25 Degrees C 10 to 90 Percent) +/-5 Percent for Other RH Ranges Accuracy +/-75 ppm +/-5 Percent of Reading Display LCD Auto Power Off Yes Low Battery Indicator No Data Hold Yes Data Storage Yes