Extech® Digital Carbon Dioxide Monitor

•  Indoor Air Quality is displayed as Good (380–420 ppm), Normal (<1000 ppm) and Poor (>1000 ppm)
  
•  Visual and audio alarms alert you to dangerous levels of carbon dioxide
  
•  Range: 0–9999 ppm
  
•  Temperature: 14°–140°F
  
•  Humidity: 0.1–99.9%
  
•  Includes AC adaptor

Extech® Digital Carbon Dioxide Monitor easily checks for CO₂ leakage in the office, in schools, greenhouses, factories and hospitals—anywhere high levels of CO₂ may be present.