Features:

• 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)
• Humidity: 0.1 to 99.9%RH
• Displays Year, Month, Date, and Time
• Max/Min CO2 value recall function

For complete specs please download the product datasheet (not available for some accessories)