Feature: 1. Magnetic Base for Secure Attachment: This angle protractor features a magnetic base that securely attaches to the measuring surface, allowing you to conveniently measure angles on various workpieces. 2. Switch between Relative and Absolute Measurements: With the ability to switch between relative and absolute measurements, this inclinometer bevel box offers flexibility in capturing accurate angle readings based on your specific needs. 3. Angle and Slope Conversion: The digital electronic protractor inclinometer enables easy conversion between angle and slope measurements, making it versatile for a wide range of applications, from carpentry to engineering. 4. Data Hold for Easy Reading: Equipped with a data hold function, this level angle finder allows you to easily lock the measured angle value, ensuring convenient reading without worrying about fluctuations during measurement. 5. Portable Size for Versatile Use: With its compact and portable size, this bevel protractor can be easily used in conjunction with other measuring tools, expanding the measurement range while providing convenience and accuracy. Specification: Specifications: Color: Red / Black / White (Optional) Model: JD10 Material: ABS Measuring Range: 4 * 90° Display Resolution: 0.05°0.05°(<100°), 0.1°(100°~180°) Accuracy: ±0.1° Repeatability: 0.1° Operating Temperature: 0°C~50°C Power Supply: 2 * AAA dry batteries (Not included) Item Size: 57 * 57 * 25mm / 2.24 * 2.24 * 0.98in Item Weight: 53g / 1.86oz Package Weight: 70g / 2.46oz Package Size: 7.2 * 6.7 * 5.3cm / 2.83 * 2.63 * 2.08in Package List: Package List: 1 * Protractor 1 * Screwdriver 1 * User Manual (English)