Features: Versatile angle gauge with 3-button functionality includes A Zero functions for determining relative angles, Hold functions for freezing readings and ON/OFF for turn on/off. Built-in level bubble bottle on top for leveling work, more intuitive to see the tilt angle. Wide measuring range 0~360. ABS plastic housing, light weight, portable size and durable. The digital angle gauge is ideal for precision angle measurements. Suitable for helicopter calculation/miter saw bevel angle/auto test and repair; hang pictures on the wall, lay decorative bricks in the garden, etc. Relative/absolute measurement exchange at any position. Angle and slope reading conversion. LCD display improves visibility. With built-in magnets in the measuring surface, which is convenient to be attached to the measuring part of the object. Auto power off in 5 minutes . Features: Wide measuring range: 0 ~ 360 Accuracy: 0.1 Resolution: 0.1 Power supply: AAA*2 (not included) Dimensions: 56 * 56 * 30 mm Weight: 75g Package size: 60 * 60 * 35mm Package List: 1 x Digital Protractor