The Brennenstuhl Moisture Detector allows quick and easy determination of moisture in various materials. It can be used even in poorly accessible places, thanks to the practical 'Hold' function. The outcome is shown on a large LCD display as well as acoustically. To save power, the device automatically turns off three minutes after the last use. Ideal for the do-it-yourselfer, as well as for professional use. Comes with a protective cap. Specification: Power: 9V Battery (NOT Supplied) Measuring Range: Wood 5 - 50%, Building Materials 1.5 - 33% Dimensions (HxLxW): 2.5 x 15 x 6.5cm