Features: Employ contact pin resistance to test, adopt high-precision electron components to test the moisture value on over one hundred kinds of common wood by group internally In appearance, use ergonomics. It is easy and fast for user to use the meter to test with simple key operation mode and comfortable hand feeling Can be used to test all kinds of wood paperboard and dry cargo Large LCD display of wood moisture value Built-in four kinds of patterns with precise testing Employ ergonomics design to adapt various special occasions Built-in low battery detection and automatic power off Electrode length: 10mm Measurement principle: electrical resistance Electrode pins: integrated Auto power off: after about 10 minutes Power supply: 1 x 9V battery (not included) Wood Species Group: A: teak, walnut, afrormosia, rubber tree, imbuia, kokrodua, niove bidinkala, cork B: keruing, white poplar, beech, cedar, tola C: lauan, ash, elm, fir, maple, padauk oak, cherry D: basswood, larch, pine, birch Package Includes: 1 x Wood Moisture Meter 1 x English User Manual Note: The batteries are not included in the package due to Aviation Security Check. Sorry for any inconvenience caused.