Waterproof & High Accuracy : The caliper's waterproof design ensures it performs reliably in humid conditions, while delivering measurements with an accuracy of ±0.001"/0.02mm. Smooth Operation & Large LCD Screen : Glide through measurements with ease thanks to the smooth operation, and read results clearly on the large LCD display. 4 Measurement Modes : Adapt to various measuring needs by switching between four modes: internal, external, depth, and step measurements. Unit Conversion : Seamlessly switch between inches and millimeters to accommodate different measurement systems. Auto Shut-Off : An energy-saving feature that automatically powers off after a period of inactivity, preserving battery life. Poetic Romantic Style: Imagine a caliper, not merely a tool, but a muse to the craftsman's art. Our Stainless Steel Digital Caliper is that muse, whispering measurements in the language of precision. With its waterproof heart and soul of 4CR13 Stainless Steel, it dances gracefully over surfaces, capturing the essence of every object it encounters. The large LCD screen becomes a canvas, painting the picture of perfection in numbers.