Four speeds optional: select the speed according to the axis type to make the measurement more accurate, type 1: 2% to 40%; type 2: 2% to 50%; type 3: 2% to 60 %; type 4: 2%~70% Probe cover: rubbernatural, not easy to fall off, easy to use. High Sensitivity Probe: Designed with 2 high precision 303 stainless steel probes, it can penetrate the test surface and has fast and accurate characteristics. The hold button freezes the reading and holds the data. High-definition backlit display: Supports backlit display, it is easier to read the measured value in the dark environment of day and night, and the work efficiency is higher . The tester is light and easyto carry. Wide range of applications: can be used for building materials, wood, water stains on walls, capers/dirt, etc. It is an essential device to facilitate your work. Temperature compensation function: It has automatic temperature compensation function, which can reduce the error caused by too high or too low temperature during measurement. feature: Material: abs Resolution: 0.1% black Power supply: 3 AAA batteries (not included) Product size: 13*4.5*2.7cm Package size: 13.7*5.2*3.8cm Package weight: 75g Note: The product does not contain a battery, please purchase it separately. packing list: 1 * Wooden Moisture Meter 1 * Manual