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: JD10Material: ABSMeasuring 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°CPower Supply: 2 * AAA dry batteries (Not included)Item Size: 57 * 57 * 25mm / 2.24 * 2.24 * 0.98inItem Weight: 53g / 1.86ozPackage Weight: 70g / 2.46ozPackage Size: 7.2 * 6.7 * 5.3cm / 2.83 * 2.63 * 2.08inPackage List:Package List:1 * Protractor1 * Screwdriver1 * User Manual (English)