1、Ultrasonic Measurement Principle: Utilize ultrasonic waves to measure the thickness of metals (such as steel, aluminum, copper, etc.), plastics, ceramics, glass, and other homogeneous materials with accuracy. 2、Optimal Technical Parameters: Wide measurement range of 0.039 to 11.81 inches/1mm to 300mm, with measurement units of 0.1mm, 0.01mm, 0.01in, making it suitable for industrial use. 3、Convenient Calibration and Measurement Statistics: Calibrate using a reference block and independently set the sound velocity (sound velocity range 0.039 to 0.393 in/μs/1000 to 9999m/s) for accurate measurements. 4、Fast, Lightweight, and Comfortable: Thickness meter is equipped with a quick microprocessor, compact and comfortable in size, utilizing advanced ultrasonic technology for ease of use. 5、Convenience and Versatility: A highly accurate and compact instrument widely applicable in manufacturing, metalworking, customs inspection, and various testing fields. 6、Wide Range of Applications: This thickness gauge is to determine the average thickness of pipelines and pressure vessels for production equipment., as well as assess the erosion levels of various components in use. Item Type: Ultrasonic Thickness Gauge Material: ABS Battery: Polymer Battery x 1 Battery Capacity: 2000mAh (shipped with built in battery) Measurement Range: Approx. 1 to 300mm / 0.04 to 11.81in Measurement Unit: 0.1mm, 0.01mm, 0.01in Error: H<10mm, ±0.1mm; H≥10mm, ±(1%H+0.1)mm. H is the actual thickness Sound Velocity Adjustment Range: 1000 to 9999m/s Pipe Lower Limit: Approx. Diameter. 20 x 3mm / 0.79 x 0.12in(Steel) Data Storage Capacity: 300, each group includes current material, sound velocity, unit, measurement value, maximum value, minimum value, average value Main Functions: Single measurement, continuous measurement, alarm measurement, reverse sound velocity measurement, self calibration 1 x Ultrasonic Thickness Gauge 1 x USB Cable 1 x 10mm 5P Probe 1 x Storage Bag Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store