Digital Protractor USB Laser Inclinometer 90/180/360 Level Angle Sight High Precision Goniometer Magnet Tilt Measuring ToolsFeatures:1. With magnets on the base that can be firmly attached to the iron objects to be measured, the measured value is quickly displayed on the large LCD display. With the data hold function, you can read the value conveniently.2. Two measurement modes. Easy to achieve relative/absolute measurement at any position.3. It provides accurate 0.2 measurement and 0.05 resolution, easy to measure tilt and angles.4. Portable and convenient, very suitable for woodworking, welding, construction, machinery, automobiles, etc.5. It can be used as inclinometer, protractor and level and angle meter. Description:Material: ABS Material: 2 * AAA Battery (Not Included)Measuring Range: 4*90 2*180Resolution: 0.05(lt;lt;) 100), 0.1(100 - 180)Accuracy: 0.2Repeatability: 0.1Operating Temperature: 0c - 40cSize: 60*30*55mmPackage Included:1x Protractor1x User ManualNote:1. Due to the different monitor and light effect, the actual color of the item may be slightly different from the color showed on the pictures. Thank you!2. Please allow 1-3cm measurement deviation due to manual measurement.