Digital Indicator, Series Series 543, Resolution 0.001 mm, 0.00005 in, Accuracy +/-0.0001 in, Range 0 in to 1 in, Bezel Rotates 330 Degrees , Long Form Calibration Certificate No, Features With SPC Data Output, Includes Battery This electronic indicator features an LCD display, zero set, On/Off function, hold function, In/mm conversion, and 3/8" stem.