Tired of fighting with your miter saw to get that perfectly cut angle? This digital miter saw gauge takes the guess work out of verifying your miter saw cut angle the first time. You can now increase the accuracy of your miter saw from 1 degree to 0.1 degree while upgrading the Vernier scale with a digital reading to 0.05 Degrees. Made with a durable solid aluminum alloy body, this digital gauge features a hold function and a measuring range of 50 Degrees. The adjustable locking device allows the Digimit to fit various types of miter saws with a blade slot width from 5/16 inch to 7/8 inch. Unit is supplied with a 2 inch engineer square for calibration. 3V battery included.