Item Digital Height Gauge Counter Type Electronic Digital Mechanism Coarse and Fine Adjustment Construction Steel Display LCD Resolution 0.0005 in/0.01 mm 0.0002 in/0.005 mm Range 0 in to 40 in/0 to 1 000 mm Accuracy +/-0.025 in Base Cast Iron Screw Clamp Lever Locks Scriber At Any Position Battery SR44 Features Bi-Directional Touch-Signal Probe Includes Carbide Tipped Long Scriber