Features:Brand new and high quality.External measuring jaws.Internal measuring kaws.Depth blade.Step measuring faces.Sae and Metric scale.Internal， external and height dimensions can be easily and accurately measured.Linear capacitive measuring system.Zero setting in any position.With a small locking thumb screw which locks the jaws in place.Base measuring function: Inside， outside， depth and step measuring.With easy to read large LCD display.LCD Display.Slider clamp screw.Thumb roller.Specification:Color: Black.Measure range: 0 - 12" (0 - 300mm).Resolution: 0.01MM/0.005IN.Maximum measuring speed: 60"(1500mm)/sec.Measuring system: linear capacitive measure system.Display:LCD Display.Working temperature: 0 ÿ 40¡Í.Storage temperature:-10 - +60 ¡Í.Relative humidity: 80%.Power: 1.5V button Cell (included).Size:39.3cm x 10.2cm x 1.5cm.Package Included:1 x 12" Digital Caliper2 x 1.5V LR44 button CellNO Retail Box. Packed Safely in Bubble Bag.