Features »Extra Large easy to read digital LCD screen. »Accurate to 1/1000th of an inch »Four methods of measurement: Inside, outside, depth and step from 0" to 12" »Metric conversion & zero buttons »Titanium Alloy head »Standard Strong stainless steel frame »Stepped end depth rod for measuring small holes up to 12" deep »Thumb wheel allows for easy, one-handed adjustment »Screw lock can lock the caliper at a set dimension for multiple measurements »Zero button lets you zero the measurement at any position. Great for measuring tolerances in the positive and negative. Specifications »Fractional Resolution 1/64" - 0.0005"/ 0.01mm. »LCD Display »Max Measuring Speed: 1.5 m/sec., 60 in/sec »Measuring System: Linear Capacitive Measuring System »Measuring Range: 0-304 mm/0-12 in »Resolution: 0.01mm/0.0005in. What"s In The Box? »Carrera Precision Titanium Fractional & Decimal 12-Inch Digital Caliper »Extra Battery »Custom Fitted Storage Case Warranty »30 Day Satisfaction Guarantee.