1. Auto calibration to assure the accuracy.
2. Coupling status indication: Observing the coupling icon to learn if the coupling is accomplished or not.
3. 10 thickness measurement storage and recall function available, which facilitates the height work or working in wild area.
4. Sound velocity measurement: With a given thickness by sample hardware to measure the sound velocity, which avoids the further conversion or consultation of the table.
5. 12 sound velocity for different material which also adjus-
table.
6. Low battery indication
7. Auto power off mode designed to conserve battery life.
8. More than 10000 times long lift keys.
9. The unit has a special memory that retains all of its setting even when the power is off.
10. Power supply: 3 X 1.5V AAA batteries(Not included)
