US 
CAN - en Extech CO220
Desktop Indoor Air Quality CO2
Order #: CO220
Mfg #: CO220
Extech CO220
Desktop Indoor Air Quality CO2
Order #: CO220
Mfg #: CO220
$239.99
Availability: Item ships in about Ships in 2-3 weeks
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Product Highlights
- Desktop Indoor Air Quality CO2 Monitor
- Measures Carbon Dioxide (CO2), Air Temperature and Humidity, plus calculates Dew Point and Wet Bulb
- Maintenance free NDIR (non-dispersive infrared) CO2 sensor
- Carbon Dioxide reading displayed in ppm with six facial icons indicating indoor quality levels
- Calculates Dew Point and Wet Bulb values
- Calculates statistical weighted averages of TWA (8 hour Time Weighted Average) and STEL (15 minute Short Term Exposure Limit)
- Automatic Baseline Calibration function
- Audible High/Low alarm
- Displays Year, Month, Day, and Time
- Manually store/recall 99 readings
Each Unit Includes
- AC adaptor