Digital Angle Finder and Level Gauge by TickTockTools. Versatile angle finder with strong magnetic base for use on table saw blades, miter saw blades, band saw blades, and any other ferrous metal surface. Device can be used in many different applications including, but not limited to, woodworking, construction, pipe bending, fabrication, automotive, installation, and leveling. Digits flip automatically for overhead measurements. Easy to determine absolute and relative angles. Unit comes with one long lasting AAA battery and a convenient carrying case for added protection. Superior 3 button functionality includes a hold button to freeze readouts in various situations.