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Extech MO257 Hygro-Thermometer/Datalogger
EXT-MO257 Hygro-Thermometer/Datalogger
Our Price: $199.99

Product Code: EXT-MO257


Non-invasive moisture content measurements in wood/building materials


  • Relative pinless moisture reading for non-invasive measurement from 0.0 to 100.0 with 0.1 resolution
  • Multifunction backlit triple LCD display
  • Pinless measurement depth from 0.78" (20mm) to 1.6" (40mm) below the surface
  • High frequency sensing technology
  • Automatic Data Hold
  • Two adjustable alarm levels with audible beeper and visual (flashing “RISK” or “WET”) indicators
  • Automatic calibration (in dry air) when meter is powered on
  • Low battery indication, Auto Power off
  • Complete with 3 AA batteries and pouch case
For complete specs please download the product datasheet (not available for some accessories)


User Manual

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