Wide range of applications angle finder/protractor provides fast and accurate measurements in carpentry, construction, machinery, telecommunications, automotive and other fields. Can measure any steel object. Especially easy to measure helicopter pitch, miter saw bevel, automotive testing and repair, and more. 4 Magnetic Sides Strong built-in magnets on the base secure the attachment to any iron surface. The large EBTN LCD screen (back-twisted nematic improvement scheme) greatly improves the reading experience, and the luminous numbers and letters on the black background make it very easy to read even in direct sunlight or low light. Small and lightweight, very easy to carry and use. Multi-function head-down display automatically flips over after 3 minutes of inactivity, automatically shuts down function clear, low battery prompt and calibration function Package Contents: 1*Inclinometer Note: 1. Please allow some errors due to manual measurement. Please make sure you don't mind before bidding. 2. Due to different monitors, colors may vary, please understand. Hello, please pay attention to your shipping address when purchasing products. If your shipping information (e.g. name, street, house number, doorbell/box without name, etc.) is incorrect, the order will not be shipped correctly. )