2 in 1 function as a digital angle finder tool and ruler (mm and inch scale) for accurate measurements. 1.5-inch LCD digital display for easy reading, measuring range of 0-360° with an accuracy of ±0.5°. Zero/Hold/(Degree/Minute) Unit Switching function buttons for easy operation. Convenient locking knob to keep the protractor at any angle for quick and easy angle checking and measuring. Portable digital angle ruler suitable for woodworking, construction, and practical for carpenters, woodworkers, fabricators, etc. The angle measuring tool has a Zero/Hold/(Degree/Minute) Unit Switching function buttons, easy to operate. The angle finder has a convenient locking knob to keep the protractor at any angle, can be used to quickly and easily check and measure angles. It is a practical tool for carpenters, woodworkers, fabricators, etc. Color: Black Material: ABS Package Contents: 1x300mm Digital Angle Finder Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.