Measures Carbon Di-Oxide (CO2), Air Temperature and Humidity
With User Programmable visual and Audible Alarm
Sensing Method: NDIR (non-dispersive infrared) CO2
Sensor Measurement Range: 0 to 9,999ppm CO2
Resolution: 1ppm
CO2 Accuracy: ±75 ppm or ±5% of reading
Temperature Range: 23 to 122°F (-5°C to 50°C)
Resolution: 0.1°C/°F
Temperature Accuracy: ±1°C
Resolution: 0.1% RH
Humidity Accuracy: ±5%RH
Display: Date and Time, Max/Min CO2 value display function
Sampling Interval: 2 seconds
Overload Indication: “-OL-”
Power Adapter Input: 110V-220V AC Output 6.0V DC
Operating environment: -5°C to 50°C (23°Fto 122 °F) at
Storage temperature: -10°C to 70°C at <90% RH