The CMT digital angle gauge is a mini waterproof digital protractor that provides digital readings between +-180 degrees with a resolution of 0.1 degree and auto shut off after 5 minutes. It is small enough to be carried around in a pocket and the LED screen is convenient to read. It incorporates magnets in the base for adhesion to any ferrous surface to accurately measure miter and bevel angles on miter saws, saw benches, tubing etc.
-battery voltage/type: 3V/L lithium;
-size: 51mm x 51mm x 33mm (2" x 2" x 1-1/4");
-range: +-180 degree;
-resolution: 0.1 degree.