1.Adjustable for 4 tree species 2.Reading lockable 3.Auto temperature compensation for environment varying 4.Maximum moisture reading review 5.Applying CPU technology for accurate measuring 3pcs x AAA battery for power supply with battery for indication of power(Note: Batteries not included) Large LCD with backlight Automatic turn -off if there is no further operation within 120 seconds while manual turn -off can be performed to measure the environmental humidity and temperature Compact and fine design with solid and light plastic material ,Portable and easy operation Color: As Shown Material: Metal+Plastic Package Contents: 1 x Wood Moisture Meter 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 picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.