vernier caliper 4 measuring modes : 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.
vernier caliper inch/mm conversion one button quick switch between two units inch and millimeter definitely made of stainless steel composites durable and portable.
vernier caliper zero setting function : 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.
vernier caliper large LCD screen & auto off the large and easy-to-read LCD display helps you get results quickly and easily auto shutdown for saving battery after 5 minutes if without operation.