Product Description: Quantity: 1 piece Measurement range of 0~25.4 mm (0~1 inch) Resolution: 0.01mm / 0.0005" / 1/128" Response time: 0.5m/s Operating temperature: 0~40C Storage temperature: -20~70 (-4~158) Relative humidity: 80% R.H. Material: Aluminum alloy Power supply: 1 x 1.5V LR44 button battery (included) Item size: approx. 122 (L) x 55 (W) x 26 (D) mm (4.80 x 2.17 x 1.02 inches) Item weight: approximately 129g Digital Indicator This digital indicator is used to accurately measure small linear distances in mechanical and industrial processes without reading error . The tool can check the tolerance level when it inspects the process of the machine part. It is an ideal tool for mechanical, industrial and l for laboratory use. Features: Large 3-digit LCD display Measurement range of 0~25.4 mm (0~1 inch) High resolution up to 0.01 mm / 0.0005"/ 1/128" Conversion between mm / inch / fraction Zero setting