Air Quality Sensor, Mounting Location Wall Mount, Air Quality Measurement Gas Analysis, CO2 Accuracy 1 ppm, Loop Resistance Not Applicable, Power Required 24V, Output 4 to 20 mA, Display Type No Display, Housing Material Polycarbonate, Housing Color Gray, Minimum Operating Temperature -40 Degrees F, Maximum Operating Temperature 122 Degrees F, Compatible Building Automation Protocols Not Applicable, For Use With Building Automation Systems Not Building Automation System Compatible. This item has been restricted from sale in the following state (s): []