The digital caliper from STIER offers a measuring range of up to 150 millimeters, making it ideal for precise internal, external, and depth measurements. The digital display allows for quick reading of measurement values, while the easy switch function from millimeters to inches eliminates the need for time-consuming conversions. The depth measurement function and the ability to zero at any position highlight the versatility of this caliper, which comes in a sturdy plastic case with replacement batteries.