HIGH QUALITY STAINLESS STEEL MATERIAL: Made of stainless steel, very sturdy and durable, ensures long life; Two mm and inch units, suitable for different user habits. VERSATILITY: This caliper is perfectly suited for precise measurements of internal, external dimensions and even depth. Zero function can be used at any time to allow differences between readings to be measured. ACCURATE MEASUREMENT: 0.01mm precision measurement, Conversion between inch/millimeter with just a press of a button. Its measurement range is 0-150mm, and it can be used for precise measurement. READABLE LARGE LCD DISPLAY: The electronic calipers are equipped with a high resolution (0.01 mm / 0.0005 inch) readable LCD display that shows the exact data by pressing the pulley to read the data in time, which allows you read and record quickly. Description: This electronic digital caliper can measure inside, outside, depth and steps with two sets of jaws and probe.Its Measuring range is 0-150mm, and it can be used to measure accurately. Made of high quality plastic, it is light, quiet handy and easy to use without accidental scratches. Features: Measure inside, outside, depth and step with two sets of jaws and probe. Its measurement range is 0-150mm, and it can be used for precise measurement. A quick change button between two Measurement modes: inches and millimeters. Extra large LCD screen for easy and clear reading. Press the on/off switch button, or just Features: Material: Plastic Color: Black Measuring range: 0~150mm Unit of measurement: mm, inch Precision: 0.1mm Measurement error: 0.2mm Package included: 1 * Digital Caliper Note: 1. Please allow 0~1 inch error due to Manual measurement. Thank you for your understanding. 2. monitors are not calibrated same, the article color displayed in photos may be showing slightly different from the real thing subject.Please take the real standard.