Features 1、Multi Functional Measurement: The number display inclinometer box allows you to effortlessly switch between measuring angles in both 4 x 90° and 2 x 180° ranges. This flexibility ensures accurate and efficient angle measurements for a wide range of applications. 2、Unit Conversion: With the ability to easily convert between different measurement units such as degrees, percentages, inches, feet, and millimeters, meters, this inclinometer box offers unparalleled versatility. Whether you are working on a construction site or in a workshop, this feature ensures that you can obtain accurate measurements in the unit of your choice with just a few simple clicks. 3、Switch Between Relative and Absolute Measurement: Easily switch between relative and absolute measurement modes to suit your specific measurement needs. This feature allows you to take accurate measurements regardless of the starting position, ensuring accuracy and consistency in your readings. 4、Data Lock Function: The inclinometer box is equipped with a data lock function that enables you to securely lock in your measurements. This feature ensures that your readings remain stable and reliable, allowing you to focus on your work without worrying about fluctuating measurements. 5、Backlit and Auto Off: The inclinometer box features a convenient backlight that automatically turns off after 30 seconds of inactivity, preserving battery life and ensuring visibility in low light conditions. The auto off function further enhances battery efficiency by shutting off the device after 3 minutes of idle time, providing convenience and peace of mind during prolonged measurement tasks.(battery not include). Specification Item Type: Digital Inclinometer Material: ABS Measurement Range: 4x90°, 2x180° Display Resolution: 0.01° Accuracy: ±0.1° Repeatability: 0.1° Battery Type: AAA Battery x 2 (batteries not included) Operating Temperature: -10℃ to 50℃ Magnet: Equipped with strong magnet on the bottom appearance for adsorption on measured objects, enabling measurement in adsorption state. Reference Plane: Absolute 0° measurement based on the horizontal plane. Package List 1 x Digital Inclinometer 1 x Screwdriver 1 x User Manual