ITEM NAME:200mm Digital Inclinometer Angle Meter Ruler Electron Goniometer Protractor A#S Product Description Description: 200mm Stainless Steel Digital LCD Inclinometer Angle Meter Ruler Electron Goniometer Protractor Angle Finder Feature: 1. 2 in 1, length and angle can be measured at the same time, easy to operate through three function keys. 2. Fast display of measured values on large LCD screen. 3. The fastening screw holds the measuring angle in any position. 4. Two measurement angles and lengths, metric and inch display. 5. Compact structure, easy to carry and use. 6. Use stainless steel ruler to reduce drawing line. 7. It can replace angle ruler, ruler, square and so on. It is widely used in various fields. Specification: Material: stainless steel + ABS Measuring length range: 0-200 mm, 0-7.88 inch Measuring angle range: 0-360 degrees Resolution: 0.05 degrees Accuracy: Â ± 0.3 degree Battery: 3V CR2032 battery (not included) Working temperature: 0 Â ° C-40Â °C Working humidity: 80% Note: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 1-2cm measuring deviation due to manual measurement. Included: 1 X Digital Protractor.Included: 1 X Digital Protractor. It can replace angle ruler, ruler, square and so on. It is widely used in various fields. Use stainless steel ruler to reduce drawing line. Working temperature: 0 Â ° C-40Â °C.