Optional four speeds: 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: made of natural rubber, not easy to fall off, easy to use. High sensitivity probe: designed with 2 high-precision 303 stainless steel probes, can penetrate the test surface and has specific characteristics. The hold button freezes the reading and retains the data. High-definition backlight display: Supports backlight display, it is easier to read the measured value in the dark environment of day and at night, and the work efficiency is higher. The tester is lightweight and easy to carry. Wide range of applications: can be used for building materials, wood, water stains on walls, capers/dirt, etc. . It is an indispensable device to facilitate your work. Temperature compensation function: It has automatic temperature compensation function, which can reduce the error caused by too high temperature or too low during measurement. Note: Refer to user manual. Features: Material: abs Resolution : 0.1% black Power supply: 3 AAA batteries (not included) Product size: 13*4.5*2.7cm Size Package weight: 13.7*5.2*3.8cm Package weight: 75g Note: The product does not contain a battery, please purchase it separately. < p>Packing list: 1 * wood moisture meter 1 * manual