The Extech CO100 is a desktop indoor air quality CO2 monitor that measures carbon dioxide concentrations (CO2) from 0 to 9,999ppm, air temperature and humidity. With user programmable visible and audible CO2 warning alarm. Meter has a maximum/minimum CO2 value recall function. Maintenance free NDIR (non-dispersive infrared) CO2 sensor.

Checks for Carbon Dioxide (CO2) concentrations. Maintenance free NDIR (non-dispersive infrared) CO2 sensor.
Indoor Air Quality displayed in ppm with Good (0 to 800ppm), Normal (800 to 1200ppm), Poor (>1200ppm) indication.
User programmable Visible and Audible CO2 warning alarm.
Measurement ranges: CO2: 0 to 9,999ppm, Temperature: 14 to 140°F (-10 to 60°C), and Humidity: 0.1 to 99.9%RH
Displays Year, Month, Date, and Time. Max/Min CO2 value recall function. Automatic Baseline Calibration or manual calibration in fresh air.

In The Box