Special Features:

Portable; ac power; includes cast aluminum case, 4 inch wide panel meter, flow control adjustment and range selector switch; trace moisture analyzer

Properties:

An electrical or battery operated device for the measurement of moisture and its percentage in wood, plaster, brick, concrete, paper, grain, and the like, without marring the sample. Item may be portable or transportable and uses various types or electrodes, or radio-active source to take readings.