HARDELL Digital Caliper, 150mm Stainless steel Calipers Measuring Tool with Large LCD Screen, Mm/Inch/Fraction Conversion, Precision Vernier Micrometer for Household/DIY

【Extra Batteries & Battery Cover】 The digital caliper measuring tool includes 2 spare batteries AND 1 dedicated backup cover. The screw-secured spare cover prevents lost batteries in messy workshops, while the included metal ruler/screwdriver lets you replace parts mid-task 【Precise & Accurate】 Engineered with 0.001"/0.02mm accuracy and 0.0005"/0.01mm resolution across its 0-6"/150mm range, these calipers deliver accurate measurements, making the caliper measuring tool ideal for jewelry crafting, or woodworking projects demanding dimensional control 【Auto-off & Zero-Setting】 Smart 5-minute auto-off protects battery life , while the instant zeroing function lets you take comparative measurements effortlessly. Simply slide the micrometer caliper digital jaws to any position, reset to zero, and read differentials directly – No calculator needed for mixed-unit DIY/crafts 【Inch/MM/Fraction Conversion】 Instantly switch between inches, millimeters, and fractions with one-button unit conversion. Eliminate calculation errors when working with mixed-measurement materials, whether you're 3D printing or repairing machinery 【4-in-1 Multi-Dimensional Measurement】 Dual hardened stainless jaws and depth probe handle internal/external diameters/steps/depths – replacing 4+ specialized tools. These versatile digital calipers simplify complex projects with professional results