Brand new Pinless Moisture Meter, MESTEK Wood Moisturer Meter for Non-Destructive Moisture Tester in Drywall Wood and Masonry, Mold Detector Backlit Color LCD Display With Audible Visual High-Medium-Low Alerts MESTEK Wood Moisture Meter WM700A is an excellent non-destructive sensing moisture meter. It mainly measures the humidity value through the sensor on the back, and tests various materials without damage by transmitting and receiving high-frequency electromagnetic wave signals to the measuring material. Moisture indication is absolutely non-destructive, without the need to insert electrodes or probes into the material to be measured, quickly and non-destructively indicating moisture distribution near the surface area. Accurately locate moisture distribution High precision value up to 4%, more accurate measurement. Easily detect near-surface moisture in a variety of materials and quickly locate moisture distribution in walls, floors or ceilings without compromising wall quality. Package Included 1*Moisture meter 3*1.5V AAA Battery 1*Screwdriver 1*Instruction Manual Multifuctional Device for Moisture Detection Work HD LCD Display: Provide a clear readings Auto-shutdown: 3 minutes Data retention: ?HOLD? button High Sensitive chip: updated technology Mode switching: drywall, masonry, hardwood, and softwood Pinless Wood Moisture Meter Why do we need to choose it? Moisture that wood absorbs from its surroundings can affect combustion, and increased moisture in walls is also a common problem in buildings. Excessive humidity in walls and wood will affect the living and use experience, and our moisture meter can accurately detect the humidity value in a non-destructive state, and conduct preliminary tests on the preparation of building material coverage.