High Precision Tool: The angle gauge has the precision level of 0.1 at 0 and 90, and 0.2 at other angles, with a high resolution of 0.05 , it works well for measuring or setting angles, checking relative angles, measuring bevel angle of miter saw 4 units of measurement: Our electronic angle finder provides 4 display units, can freely switch degree(), percentage(%), mm/m, in/ft. Also, with data logging function, readings are displayed on a clear VA LCD screen in black characters and black backlight, it makes results readable in all lighting conditions. Upgraded Angle with Horizontal Bubble: This digital angle finder with V-groove magnetic base, which can be fixed more stably on round pipes and other metal surfaces Easy to Read : The electronic level angle finder with LCD display, has high definition digits and bright backlight, no worry about difficult viewing even with poor eyesight or using in dark areas Widely Application: Widely used in building construction, home decoration, auto repair, road and bridge slope detection, etc. The protractor is lightweight, easy to carry and convenient to use, the angle gauge is a great helper for angle measurement and adjustment, it's a sturdy and reliable best friend for any woodworker, builder or craftsman Application: 1. Woodworking: precision cutting of wooden corners 2. Automotive repair industry: accurate tire assembly angle control 3. Processing: precise positioning of machine tool working angle, boom rotation angle 90, 2*180 Resolution: 0.05 to &lt;100, 0.1 at 100~180 Accuracy: 0.2 Repeatability: 0.1 Operating temperature: 0C~ 40C Material: ABS Product size: 5.3x5.3x2.7cm / 2.09x2.09x1.06" Color: Black with spirit level, Black-red with spirit level, Black without spirit level, Black-red without spirit level (optional) Note: < p>Please allow 1-3cm (0.4-1.18") difference due to manual measurement and a little color variation for different display setting. < /p> Package including 1 x Angle Finder 1 x Manual