Digital Protractor Angle Finder Inclinometer Magnets Level Angle Slope 0-90 °Electronic Level Ruler 20-50MM with LED Display

Digital Protractor Angle Finder Inclinometer Magnets Level Angle Slope 0-90 °Electronic Level Ruler 20-50MM with LED Display   Feature 1. Magnetic adsorption: Strong magnetic adsorption design, firmly adsorbing iron metals 2. Accurate horizontal measurement: Accurate horizontal measurement at angles of 0 ° -90 °, with an accuracy of 0.05 °. 3.360 ° adjustable horizontal bubble: sensitive and accurate measurement, effectively protecting the horizontal bubble and extending its service life. 4. Fall and impact resistance: Adopting a thickened end cap design, the level ruler has strong impact resistance.   Specification Resolution: 0.05 ° Accuracy: ± 0.1  Size             Length       Width       Height      Weight 200mm         200mm       65mm      30mm       280g 300mm         300mm       65mm      30mm       343g 400mm         400mm       65mm      30mm       457g 500mm         500mm       65mm      30mm       555g   Package list Digital Protractor *1   Pay attention to -During the calibration process, the level ruler should be kept still and free from shaking. -The level ruler has undergone precision calibration before leaving the factory. After the calibration is completed, the internal program will automatically use the completed calibration as the standard Unable to restore to the factory standard, please calibration with caution.