General description The 300mm Digital Angle Protractor is a versatile 2 in 1 tool that combines a ruler and protractor for easy and accurate measurements. It is designed for woodworking, construction, and crafts, allowing users to measure angles and lengths with precision. Technical specifications Measuring range: 0-360°/0.00°-999.9° Accuracy: ±0.5 degrees Folded length: 11 inches (300 mm) Total length: 600 mm Power supply: CR2032 3V lithium battery Battery life: over 2000 hours Usage Ideal for carpentry, construction, and drawing Features a large, easy-to-read LCD display for clear visibility Includes a hold function to freeze measurements for accuracy Lock the angle in place with a knurled locknut for precise cutting Other information Made of thickened nylon glass for durability and wear resistance Lightweight design for easy handling 360-degree inversion function for versatile measurements