1、The product uses digital display, clear reading and easy operation. 2、Alloy probe head, not easy to rust, accurate measurement. 3、Support conversion of metric and imperial units, and get data according to your needs. 4、Professional design of large-diameter ratchet force measurement, small power propulsion measurement more accurate. 5、High measurement precision, measuring range is 0-25mm. Feature: The product uses digital display, clear reading and easy operation. Alloy probe head, not easy to rust, accurate measurement. Support conversion of metric and imperial units, and get data according to your needs. Professional design of large-diameter ratchet force measurement, small power propulsion measurement more accurate. High measurement precision, measuring range is 0-25mm. Specification: Measuring range: 0-25 (mm) Battery model: CR1632 button battery 3V lithium battery: CR1632 Power ON/OFF: ZERO Set at any position Absolute and incremental measurement Range: 0-25mm x 0.001mm Allowed error: ± 0.003mm Measure head diameter: 6.3mm / 0.2in Install hole diameter: 12mm / 0.5in Measure head length: 3.6mm / 0.1in Package list: 1 * Digital Micrometer Head Note: The actual product color may deviate from the photo due to light. There may be a slight deviation in the measurement of product.