- 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
- Includes software and cable for on-line (real-time) datalogging to a PC
- Automatic Baseline Calibration function
- Data Hold, Auto Power Off (with disable), Low battery indicator
- Tripod mount (tripod sold separately)
- Complete with six AAA batteries, USB cable, PC software, and soft case