Note: When the instrument not used, it should be stored in a dry-environment free of / shade It can be used to measure the content of various wood / paper / wall and other materials There are four built-in measurement modes, including more than 50 kinds of common wood Handheld meter: compact-design and light-weight, easy to operate and carry Wood range: 4 75%, Paper range: 4 90%, Wall range: 0.2 24 Digital meter with backlit and LCD-screen clearly show readings Data retention, auto-power-off, Manufacturer: SHANGYAKEJI