Features High Accuracy: This digital thickness gauge has 0.0005 inch resolution and is extremely accurate, ensuring accurate pipe wall thickness measurements. Multifunctional: This digital thickness gauge is multifunctional, in addition to measuring thickness, it can also be used in other fields, such as industrial manufacturing, machining and so on. It can be widely used. Digital Display: This digital thickness gauge adopts digital display, which is intuitive and clear, easy to read and operate, and improve work efficiency. Excellent Aluminum Alloy Material: This digital thickness gauge is made of excellent aluminum alloy material, which is sturdy and wear resistant, not easy to be damaged, and has a long service life. Wide Application: This digital thickness gauge has a wide range of applications and can be used to measure paper, film, fabric, tape and more. Spec: Item Type: Digital Thickness Gauge Material: Aluminum Alloy Battery Type: Lithium Manganese Battery Battery Model: CR2032 x 1 Battery Capacity: 220mah ( Shipped With Built In Battery ) Resolution: Approx. 0.01mm/0.0005in Power Supply: 3V Lithium Coin Battery (CR2032) Operating Temperature: 0-40°C Storage And Transportation Temperature: -20-70℃ Relative Humidity: ≤80% How to Use: 1. Press down the lever to separate the upper and lower measuring heads and wipe them clean. 2. Press the on and off key to turn on the power and check whether the display is normal. 3. When the upper and lower measuring heads are closed, check whether the display is zero, if not, press the zero key to clear the zero. 4. Press down the lever so that the upper measuring head leaves the lower measuring head with enough distance, put the measured workpiece flat on the lower measuring head and then relax the lever so that the upper measuring head is tightly pressed to the workpiece, and then read the number. 5. When requesting a different system display, press the mm or in key to select. PackageList: 1 x Thickness Gauge 1 x Battery 1 x Plastic Case 1 x English Manual Package List 1 x Thickness Gauge 1 x Battery 1 x Plastic Case 1 x English Manual