Extech CO230 Indoor Air Quality CO2 Temperature RH Meter

• Extech CO230 Indoor Air Quality CO2 Temperature and Humidity Monitor
• Measures Carbon Dioxide (CO2) concentrations
• Features an NDIR (non-dispersive infrared) CO2 sensor that is maintenance free
• Uses an automatic baseline calibration (ABC) with a disable feature for use in areas with continuously elevated CO2 levels (>400 ppm)
• User-adjustable high and low CO2 visual and audible alarms
• Audible and visual CO2 warning alarms when CO2 exceeds high or low user set levels
• Wet bulb and dew point calculations
• CO2 MIN/MAX recalls
• STEL (15 minute short term exposure limit) and TWA (8 hour time weighted average) calculations
• Alarm relay output for ventilation control
• Mount on wall or desktop
• Includes: Universal AC Adapter and multiple plug type (US, EU, UK, AUS)

Proposition 65 Warning for California Residents: This product can expose you to chemicals including Benzene, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.