"This wood moisture tester is a professional moisture meter used to measure the level of moisture in sawn wood (also paper and cardboard) and hardened materials (mortars, concretes and plasters) , as well as the temperature of the environment. The measurement provides the basis for whether it should continue to dry or not, in order to better protect the quality of the wood. Features: Quickly measure the moisture content of many kinds of wood materials. A wide range and precise: Wood 2% ~ 70% relative humidity, Resolution: 0.5% (1 + 0.5% relative humidity), Accuracy: 0.5%. Stick the probe into the surface of the measured object and the humidity value will be displayed. Before measurement, press the MODE key to select the appropriate wood type (1, 2, 3, 4). With stable performance and fast, reliable response for contractors, carpenters and homeowners to measure the water content of most wood, bamboo, paper, etc. Can measure ambient temperature with 2 temperature units (? and ?). The probe is well protected by a plastic cover, not easy to be damaged. With data hold function, more convenient. Large LCD display with switchable backlight, easy to read. Auto power off in 10 minutes without any operation. Different modes of different trees: Type1: Rhodesia Teakwood, White Bean Red Tree, Brazil Nut Type2: Walnut, Keruing, White Poplar, Teakwood Type3: Fir, Douglas, Lauan, Manchurian, White Fir, Maple, Manchurian Ash, Balsa, Sandalwood, Elm, Yunnan Gmelina, Hemlock, Keruing, Oak Type4: Chinese Red Pine, Chile pine, white pine, basswood, Apitong plywood, Larch, birch Features: Brand name: SMART SENSOR Color: Green + Black Material: ABS plastic Display: LCD Display Range: According to different tree types to select different mode as follows: Type 1: 2%~40%, Type 2: 2%~50%, Type3: 2%~60%, Type4: 2%~70%, Temperature: 0~40? / 32~99? Resolution: Humidity 0.5% (1 + 0.5% relative humidity), Temperature 1? / 2? Precision: 0.5% Probe Length: 11mm / 0.43"" Power Supply: 3 * 1.5V AAA batteries (not included) Operating environment: Temperature: 0~40?, relative humidity: 0~70% Storage Environment: Temperature: -10~50?, relative humidity: 0~70% Item Size: Approx. 130 * 50 * 27mm / 5.12 * 1.97 * 1.06in Item weight: approx. 76g / 2.69oz Package Size: Approx. 22 * 15 * 3.5cm / 8.66 * 5.91 * 1.38in Package weight: approx. 112g / 3.94oz Package List: 1 * Wood Moisture Meter 1 * User Manual (English)"