Item Digital Height Gauge Counter Type Electronic Digital Mechanism Feed Wheel Construction Steel Display LCD Resolution 0.0005 in/0.01 mm Range 0 in to 12 in/0 to 300 mm Accuracy +/-0.0015 in Base Cast Iron Screw Clamp Lever Locks Scriber at any Position Battery (1) SR44 Battery Features Large Smooth Slider Feed Wheel Includes Carbide Tipped Scriber