ProtractorLarge Digital Display: The angle indicator's LCD screen displays accurate, easy-to-read numbers. Number tabs measure lengths (mm and inches), 360 angles (i.e. inside, outside). Easy to use: 3 button digital protractor can use all functions, unit conversion function, data hold function, reset function Super Protection: material square nylon fiberglass for fingers, high quality. The ruler is wear-resistant and durable, with adhesive film, clear scale and long service life. Material: Nylon and fiberglass Battery type: 3V CR2032 battery (button battery not included) Color: Black + Red Measurement range: 0-360 Measurement: laser engraving Measurement range: 0-200mm Resolution: 0.05/3' Accuracy: 0.3 Ruler scales: inch and metric Usage: measuring angles and lengths Wrong square number < p>2-in-1 digital protractor, a 360 measuring tool with LCD display for carpentry repairs. Wrong square number Angle protractor Digital protractor Instant and clear digital reading for easy viewing. Transparent scale in metric and inch for easy reading. Any position can be erased, which is useful for absolute and relative measurements. Digital Angle Measurement Irregular 360 Protractor Data can be saved for easy measurement readings. It has an auto shut-off feature to save power and extend battery life. Widely used in: woodworking, building materials, teaching aids, student stationery and mechanical processing, etc. "Note: The data are all measurements manual, please allow 1 - 3cm error, due to the light and display difference, there will be some color difference, depending on the physical object received Shipping Quantity: (according to the main image)