Features 2 in 1 Design: Stainless steel digital angle ruler combines a ruler and protractor, providing easy and versatile measurement for various applications. Clear Digital Display: The clear screen display enables quick and easy reading of measurement results, while the digital calculation system ensures faster and more accurate angle and length measurement. Data Lock Function: The digital angle ruler features a data lock function, allowing for the rotation and display of data, which can then be securely locked. Convenient Locking Device: With a well-designed locking device, users can effortlessly lock the angle with a slight twist, ing up their hands for other tasks. Multifunctional Tool: This protractor serves as a valuable addition to any toolbox, finding applications in automobiles, meters, construction, shipbuilding, woodworking, engineering, and more. Features: 1、Basic Specification: The digital display angle ruler made of stainless steel is not only practical and , but also the ruler and protractor are 2 in 1 for easy measurement. 2、Digital Calculation: The digital display angle ruler has a clear screen display, which can quickly and easily read the measurement results; the digital calculation system makes the angle and length measurement faster and more accurate. 3、Data Lock: This is a digital display angle ruler with data lock function, the data can be rotated and displayed, and can be locked. 4、Locked Device: The digital display angle ruler has a well designed locking device, simply release your hands and lock the angle with a slight twist. 5、Multifunctional Angle Ruler: Protractor is definitely a convenient supplement to any toolbox, widely used in automobiles, meters, construction, shipbuilding, woodworking, engineering, etc. Specification: Item Type: Digital Angle Finder Ruler Model: PD290 Material: Stainless Steel Uses: Automobiles, Instruments, Construction, Shipbuilding, Woodworking, Engineering, etc. Battery: 3V CR2032 x 1 Button Battery (without Battery) Measuring Range: 0-360° Scale Unit: Metric Scale, Imperial Scale Graduation Value: 0.05° Accuracy: ±0.2 Repeatability: 0.05° Switch Key: ON OFF Clear Key: ZERO Lock Data Key: HOLD (Short Press this Key) Rotating Display Key: Rev (Long Press this Key for Three Seconds) Package List: 1 x Digital Display Angle Ruler Package List 1 x Digital Display Angle Ruler