Starrett 0-6" Electronic Height Gage The Starrett Electronic Height Gage # 3751AZ-6/150 is light, portable and easy-to-use for vertical measurements within its range. This height gage is basic-feature, non-output quality electronic tool available at an economical price point. Overview... Portable, light, stable and easy to move Simple, logical control buttons for ease-of-use Easy-to-read LCD with .35" high characters Single long-life battery, with easy access Economical price Features & Specs... Range: 0-6" / 150mm Resolution: 0.0005" / 0.01mm Linear Accuracy: ± .001" (±0.03mm) Hardened, stainless steel bar for long life Rounded nose scriber cuts clean, sharp lines with smoothness and less pressure Lock to hold the slide in position Fine adjustment thumb roll for precision measurements Hardened, ground and lapped base with finger grooves provides ease of movement Scriber can reference zero from the bottom of the base to get the full 6" (150mm) usable range Inch-millimeter conversion Zero at any position Manual ON/OFF with auto-off Single, 3-Volt CR2032 battery No SPC Output For Depth Measurements, Starrett offers a Depth Attachment to be used with this height gage, # PT08680A.