The item in the image is a Habotest HT633 Wood Moisture Meter.
Primary Function: Pin-type digital moisture detector for wood and building materials, with a measurement range of 0~57%.
Environmental Sensors: Measures ambient temperature and humidity in addition to material moisture.
Display: Large LCD with a tri-color backlight that changes color based on the moisture content level.
Features: Includes material selection for 7 different types of materials, maximum/minimum value tracking, data hold function, and automatic shutdown.