CO100 Desktop Indoor Air Quality CO2 Monitor

Measures Carbon Dioxide (CO2), Air Temperature and Humidity with useradjustable visual and audible alarm
Checks for Carbon Dioxide (CO2) concentrations (0 to 9,999 ppm) and displays Temperature (14 to 140°F/-10 to 60°C) and Relative Humidity (0.1 to 99.9%) readings
Maintenance free NDIR (non-dispersive infrared) CO2 sensor
Indoor Air Quality displayed in ppm with Good (0 to 800 ppm), Normal (800 to 1200 ppm), Poor (>1200 ppm) indication
Visible and Audible CO2 warning alarm
Displays Year, Month, Date, and Time
Max/Min CO2 value recall function
Complete with Universal AC adaptor;
2-year warranty