1. There is a magnet at the bottom, which is magnetically attached to the measuring surface and can be attached to the measured workpiece 2. Relative measurement and absolute measurement conversion 3. Angle and slope conversion 4. Data is locked for easy reading 5. Portable size, easy to use with other measurement tools to expand the measurement range Convenient to carry and measure the value fast response speed Backlit LCD display specifications: without blisters Accuracy: ±0.2° Repeatability: 0.1° Working temperature: 0°C-40°C Applications: 1. Wood processing: precision cutting of wood corners 2. Auto repair industry: precise control of tire assembly angle 3. Processing: precise positioning of the working angle of the machine tool, rotation angle of the boom Colour:A:Red&Black/B:Black Material:ABS Package Contents: 1 x angle level(No battery, you need to configure 2xAAA batteries yourself) Only the above package content, other products are not included. Note: Light reflection 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.