EXTECH FM100 Formaldehyde (CH2O or HCHO) Monitor

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  • Alternately displays Formaldehyde concentration, Air Temperature, and Relative Humidity readings (cycles approximately every 6 seconds)
  • Visible bright tri-colored (green, yellow, red) LED alarm indicator
  • Selectable CH2O unit as ppm or mg/m3
  • Adjustable audible alarm for readings exceeding set point (default at 0.08ppm)
  • “ZERO” Re-Calibration function
  • Manual Temperature and Relative Humidity Compensation (adjustable)
  • Designed with Electrochemical CH2O sensor
  • CH2O Calibration function in fresh air
  • Low battery indicator
  • Complete with universal AC adaptor (including US, EU, UK, and AU plugs), and 4 AAA batteries