General description The Digital Angle Protractor is a versatile tool designed for carpenters and DIY enthusiasts. This 2 in 1 digital protractor allows you to measure both length and angles up to 360°, making it ideal for various applications in crafts and home improvement projects. Technical specifications Measuring range: 0-360° Measuring angle: 000.0°~999.9° Length measurement: 400mm Accuracy: ±0.3° Resolution: 0.1° Material: High-quality stainless steel Usage Measure angles (inner and outer) and lengths with ease. Use the "HOLD" button to store data during measurement. Reset data to zero using the "ON/OFF/Zero" button. Lock the desired angle or position using the locking screws. Other information 1" large LCD display for easy reading. Laser engraved scale (mm and inch) for durability.