Digital Angle Finder Backlight Angle Gauge Level Box Protractor with V-Groove Magnetic for Carpentry Building Masonry                     Digital Angle gauge finder/protractor provides quick & accurate measurement in woodworking, construction, machinery, telecommunications, automobile etc.      Extra LCD is convenient to read. Small and light, it is real easy to be carried and used. Measuring plane contains disk magnet which can be attached to the surface to be measured. It is especially easy to easure the pitch of helicopter, bevel angle of miter saw, automobile test and repair and so on.      Accuracy: +/- 0.1 degree at 0 degree and 90 degree, +/- 0.2 degree at the rest angles      Resolution: 0.01 degree, Measures angle in degree (degrees)      Horizontal level measuring range: 0 to 360 degree (4*90 degree)            IP42 dust & water resistant      Working temperature: 0~40 Celsius      Colour: black + red      Material: ABS + electronic components      Size: 55x64mm            Package Contents:      1 x Digital Level Box      1 x User Manual            Only the above package content, other products are not included.      Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.