The Digital Angle Finder Can Automatically Turn Off After 3 Minutes of No Provides Precise Measurements. The Measuring Range Is 0-90° And Measuring Accuracy Is Less Than 0.2° Has Backlight Function, Which Is to Read. And The Backlight Can Be Turned On or Off. When It Is Inverted, The Display Will Automatically Reverse Value can be Clearly and Easily Read on the LED Display Can Be Used to Measure Angle And Ti-lt Rate, Suitable for Woodworking, Construction, Machinery, Automobile, Manufacturer: SkyPOOU