Trace the source of moisture intrusion in wood, concrete, and other materials — ideal for contractors, inspectors, and laboratory professionals. Meter measures moisture content and shows the results on the easy-to-read display. Includes an internal calibration check, adjustable alarm, HOLD function, and a color-coded reference scale for nonwood material. Rugged electrode pads measure moisture penetration up to 3/4" deep without destroying the sample. Sensor measuring area is 2-1/2" x 3-1/2".