Use this digital pin-type moisture meter to determine the moisture content of wood. Check water damaged areas to see if moisture is still present. Four measured wood species for you select: A is for Teak, Afrormosia, Walnut etc; B is for White Poplar, Keruing etc; C is for Lauan, Ash, Elm etc; D is for Basswood, Larch, Pine etc. 2 integrated pins(10mm/0.4inch) into the wood to assure the highest accuracy of your measured moisture readings. Measuring range: 0-99.9%; Resolution: 0.1%; Accuracy: 0.5%. Auto power off in 10 minutes without any operation to save energy, data hold function, large LCD display, easy to read. Specifications: Measurement principle: Electrical resistance Meter housing: ABS plastic Range: Wood: 0-99.9% Resolution: 0.1% Accuracy: 0.5% Electrode length: 10 mm(0.4 inch) Electrode pins: Integrated Auto power off: After approx.10 minutes Display: Large LCD characters display Power: 1 * 9V 6F22 battery (Not Included) Operating Temperature: 0 to 40 (32 to 104F) Dimensions: 145x67x32 mm(5.7x2.6x1.3 inch) Weight: 200 g (7.0 oz)