Mitutoyo Depth Gage with 8" Range to USB Direct Package Mitutoyo's ABSOLUTE Digimatic Depth Gage can keep track of the origin point once set for the entire life of the battery. Wide probing range is available with the supplied extension rod. Bottom surface of the base is hardened, ground and lapped for highest degree of flatness. Mitutoyo USB Interface & SPC Cable Included Microsoft Windows will recognize the USB Interface & SPC cable as a keyboard, so when you press Data Send, the data will be placed in ANY Windows-based software just like you were typing on a keyboard. You can also use an optional Footswitch to trigger a Data Send. Specifications... 0-8" / 200mm Measuring Range 0.00005" / 0.001mm Resolution 0.001" Accuracy 4" x 0.63" Base Extension Rods included: .5", 1", 2", 4" Functions... Origin-set, Zero-setting, Data output, inch/mm conversion (inch/mm models), Alarm: Low voltage, Counting value composition error