Extech CO240 Indoor Air Quality CO2 Meter

Product Highlights

• Indoor Air Quality, Carbon Dioxide (CO2) Meter
• Dual display of Carbon Dioxide (CO2) concentrations and Relative Humidity, Temperature, Dew Point, or Wet Bulb
• Maintenance free NDIR (non-dispersive infrared&) CO2 sensor
• Audible CO2 warning alarm when concentration level exceeds high user set point
• Min/Max CO2 value recall function
• Automatic Baseline Calibration function
• Data Hold, Auto Power Off (with disable) Low battery indicator
• Tripod mount (tripod sold separately)

Each Unit Includes

• software and cable for on-line (real-time) datalogging to a PC
• six AAA batteries
• USB cable
• PC software
• soft case