1、ALUMINUM ALLOY MATERIAL: The probe is made of premium aluminum alloy material, providing excellent wear resistance and anti embroidery performance. M5 thread. detachable and interchangeable with other sizes. 2、DIGITAL DISPLAY: Featuring a digital display, this dial indicator operates on a 3V voltage and shows measurement results clearly for accurate readings. 3、MEASURE DETAILS: This dial indicator has a 0.00005in/0.001mm resolution, and 0 to 30mm/18in measuring range, check for better user experience! 4、APPLICABLE SCENES: This digital dial indicator probe guarantees accurate measurements without any reading errors, suitable for mechanical, industrial processes, and laboratory applications. 5、IDEAL TOOL FOR MEASUREMENT: Upgrade your measurement tools with this digital dial gauge, offering a convenient and accurate solution for various industries and applications. 1 x Dial Indicator1 x Battery  1 x Plastic Box   Item Type: Dial IndicatorMaterial: Aluminum AlloyBattery Type: Lithium manganese battery(Included)Battery Type: CR2032 x 1Battery Capacity: 220mahResolution: 0.001mm/ 0.00005in.Measuring Range: Approx. 0 to 30mm / 0 to 1.18inPower Supply: 3V lithium coin battery (CR2032)Operating Temperature: 0 to +40℃Storage and Transportation Temperature: -20 to 70℃Working Humidity: Less than or equal to 80%