Feature: Made of sturdy, lightweight and durable plastic carbon fiber composite material. Four-way measurement: inner diameter, outer diameter, depth, pitch Zero adjustment. Equipped with large LCD display, easy to read. The minimum reading scale is 0.1mm/0.01 inch. The ideal tool for a variety of industrial and automotive applications. Measuring range: 0-150mm / 0-6 inches. Specification: Material: plastic fiber Range: 0-150mm/5.91" Degree: 0.1mm Units of measurement: inches, millimeters Resolution: 0.1mm/0.01in Accuracy: 0.1mm/0.01in Color: silver Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-3mm measuring deviation due to manual measurement. Included: 1 X Vernier Caliper(Battery is not included)