• MO230
  • Manufacturer has 50 in stock
    This stock is typically available to ship in 3 - 5 working days.



  • Wood moisture range 0 to 75%
  • Other building materials 0.1 to 24%
  • Unique digital readout with analog bargraph
  • Use on wood, paper, wall board, sheet rock, cardboard, plaster, concrete, and mortar
  • Replaceable threaded measurement electrode pins
  • Index Mode with programmable high and low values
  • Impact proof housing
  • Auto power off conserves battery energy
  • Battery operated for on-the-go measurements
  • Built-in battery check and measurement verification test

What's in the Box

  • Protective cap
  • Replacement pins
  • 3 CR-2032 button batteries


The Extech MO230 Pocket Moisture Meter displays moisture in wood and other building materials plus air temperature and relative humidity. The MO230 features a Simultaneous digital readout of moisture content plus ambient temperature or humidity with analog bargraph display of moisture, Max moisture values, and programmable wet/dry indication. It also has a memory that contains 3 wood groups and 4 building material groups with calibrations for approximately 150 species of wood and 19 building material types.


This product can be used in the following applications: