Measurement precision 0.01mm ]Digital Caliper 150mm can be measured up to 6/ 150mm, with an accuracy of 0.01mm(NOTE: Error range 0.02mm). Conversion between inch/millimeter with just the press of a button.(Electronic products may have an error of 0.01mm, if you mind, PLEASE DO NOT BUY.) [High Quality Stainless Steel Material] Made of stainless steel, very sturdy and durable, ensures long life; Two units mm and inch, suitable for different user habits; Auto shut off in 5 minutes, help you save battery power [Readable Large LCD Display]The electronic calipers are equipped with a high resolution (0.01mm / 0.0005 inch) LCD display which shows the exact data by pressing the pulley to read the data timely , which allows you to read and record quickly (measurement speed: 1.5m / s) [Multi-Function Wide Applications] This caliper is perfectly suited for precise measurements of internal, external dimensions and even depth. Readings can be displayed in inches or millimeters. Zero function can be used at any time to allow differences between measurements to be measured. Widely used in industry and automotive, professional personnel, household measurement and office work [Package Contents]1digital caliper, 1plastic box, 1user manual, Features: - Digital vernier up to 0.0005 inch / 0.01mm - With the zero function, you can measure anything anytime and anywhere with this electronic caliper - Fine adjustment roller and lock promise to get more accurate value from calipers - Can easily change the measurement pattern to Millimeter, Inch, only via a control button - Automatic shutdown if the vernier stops working for 5 minutes - Made of high-tempered stainless steel, which guarantees the durability of the digital calipers - Designed with large LCD display, this digital caliper is much clearer