The digital spirit level has a magnetic base with a V-groove, so you can quickly and easily attach saw tables, band saws, metal bars, and even round pipes. Unit of Measurement ( degrees/%/mm/m/IN/FT) VA LCD screen from Digital Inclinometer, it is easier and clearer to read the values even at night because the improved LCD display works with new black and white characters. In addition, a protractor tilted box LCD screen with low battery indicates. High Dragonfly Magnetic Angle Gauge Level Precision on the top to level the work without battery, the display has been automatically reversed when the top is facing down. Zeroing and holding functions allow for the accurate measurement of absolute AND relative angles, bevels, and slopes on every conceivable surface. Digital Level Box works with 2 p...