MEASURER; MODIFIER: THICKNESS; MANUFACTURER NAME: SIUI; CODE DESIGNATION: CTS-30B; ADDITIONAL FEATURES: ULTRASOUND, RANGE: 0.8-400MM (IN STEEL AND WITH THE APPROPRIATE TRANSDUCERS) POWER SUPPLY: 2 AAA ALKALINE BATTERIES, PRECISION: +- 0.1MM, RESOLUTION: 0.01MM AND 0.1MM, CALIBRATION: IN 1 POINT OR IN 2 POINTS, CALIBRATED