This firewood moisture meter can switch 4 tree species modes: 2%-40%, 2%-50%, 2%-60%, 2%-70%, and can accurately measure the moisture content of more than 50 kinds of wood in situation, Maximum Error: 1%+0.5, Resolution: 0.5% he Pin-type moisture detector comes with a detachable 5.78 inches extra long probe for more convenient measurement, used to measure wood that are hard to reach by hand [Wide Applications] - digital moisture meter can quickly measure the content of moisture from firewood, logs, cardboard, paper, lumber or any other type of wood, suitable for woodworking jobs and home inspectors The moisture meter for lumber adopts the most advanced single chip computer chip , the test data is more accurate, easy to operate, intuitive to read, with 4 gear correction, so that the determination of moisture value is more accurate The wood moisture meter features a LCD display with backlight, clear to read even under the light. In addition, the dampness tester also features a reading lockable function to prevent measurement data loss, and automatically shut down in 120 seconds if no operation : ABS, color: as shown Battery: 1.5V, AAA battery, 2pcs (NOT included) Probe Length: 14.7cm / 5.78in Item Size: 14.5 x 5.5 x 2.9cm / 5.7 x 2.16 x 1.14in Item Weight: 250g / 0.55lb Package Contents: 1 x Wood Moisture Meter 1 x Detachable Long Probe 1 x Manual(English) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.