Especially easy to use for measuring and leveling horizontal and inclined angle settings. This protractor can be used not only as a protractor, but also as an inclinometer or spirit level. -Precise measurements: The measuring range is 490(0 - 360) and the accuracy is 0.1 degree. Ensures fast and accurate readings. LCD Display: Comes with backlight and the backlight can be turned on or off. -Design: It is small and easy to carry and use. The bottom is equipped with a magnet that can be adsorbed on the metal. Product name: inclinometer Beach measurement: 360 without dead angle Resolution: 0.1 Measuring accuracy: 0-90 : 0.1 Other range: 0.2 Adaptation temperature: 0 -50 Adaptation humidity: 85% Delivery quantity: 1 piece Sold by the grid cool store