Fangrui Product Details Accurate Measurement: Our Digital Calipers Are For Precise Measurements In Industrial And Scientific Fields. The Measurement Range Is 0-6inch/0-150mm, With A Resolution Of 0.01 Inches/0.1mm And An Accuracy Of 0.2mm/0.01inch. You Can Trust This Caliper To Obtain Accurate And Reliable Measurements. Multifunctional Measurement Mode: This Digital Caliper Has Four Measurement Modes, Allowing You To Easily Perform Internal And External Diameter, Depth, And Step Measurements. Two Sets Of For Jawbones And Probes Have Flexibility In Measurement Tasks, Making Them Important Tools For Professionals And Diy Enthusiasts. Convenient Inch/millimeter Conversion: Our Digital Calipers Provide A Button For Quick Switching Between Inch And Millimeter Units, Saving Time And Increasing Convenience. The Sturdy Plastic Carbon Fiber Composite Button Ensures Durability And Portability, Making It An Choice For Conducting Measurements. Zero Setting Function: The Intelligent Design Of Our Digital Calipers Allows Yo