This digital caliper can be used to Measure inside and outside diameter, depth and step with two sets of jaws and a probe. Powered by battery, comes with a pre-installed battery and a spare battery.

One button quick switch between two units: inch and millimeter, definitely save your time. Made of rugged plastic carbon fiber composites, durable and portable.

The smart design allows you to set zero with an easy touch of a button and start a new measurement at any point of the scale, ideal for differential measuring.

The large and easy-to-read LCD display helps you get precise results quickly and easily, auto shutdown for saving battery after 5 minutes if without operation.