General description The Digital Caliper is a precision measuring tool designed for both professionals and DIY enthusiasts. With a measuring range of 0 to 6'' (0 to 150 mm), it offers high accuracy and resolution, making it ideal for a variety of applications including jewelry making, carpentry, and general home improvement projects. Technical specifications Measuring range: 0 to 6'' / 0 to 150 mm Accuracy: ±0.001'' / 0.02 mm Resolution: 0.0005'' / 0.01 mm Material: Stainless steel Waterproof rating: IP54 Battery type: 2 x CR2032 3V (1 installed, 1 spare) Usage Four measurement modes: depth, step, outside diameter, and inside diameter Easy unit conversion between inches and mm Large LCD display for clear readings Zero reset function for convenience Other information Auto power off feature after 6 minutes of inactivity Polished stainless steel frame with a smooth-running thumb pulley for durability