Features The thickness gauge is designed with a large digital LCD display for easy reading of data. The thickness gauge body is made of high quality engineering plastic, light weight and durable. Support any position reset function, switch between metric and inch, manual switch and automatic switch off. It can be used to measure the thickness of paper, PU leather, metal sheets, jewelry, batteries, magnetic materials, etc. It is suitable for measurement occasions where insulation and anti-magnetic or scratch resistance are particularly required. Features: -The thickness gauge is designed with a large digital LCD display for easy reading of data. -The thickness gauge body is made of high quality engineering plastic, light weight and durable. -Support any position reset function, switch between metric and inch, manual switch and automatic switch off. -It can be used to measure the thickness of paper, PU leather, metal sheets, jewelry, batteries, magnetic materials, etc. -It is suitable for measurement occasions where insulation and anti-magnetic or scratch resistance are particularly required. Specifications: Measurement Range: 0-12mm / 0.5" Resolution: 0.01mm, 0.0005" Accuracy: ±0.1mm, 0.005" Operating Temperature: 0~40℃ Storage Temperature: -20~70℃ Relative Humidity: ≤80% Power: LR44/SR44  1.5V button battery(not included) Size: 110 x 60 x 20mm / 4.33 x 2.36 x 0.78" Screen Size: 33 x 10mm / 1.3 x 0.39" Instruction: 1, Press the on/off button to power on. 2, Check whether it displays 0.00, if not, reset it by pressing the zero button. 3, Press the pressing trigger and put the workpi in then release the trigger. Read the measuring result, and measure a few more times then calculate the average of results to get a more accurate one. Package List