Usage Tips:Precision Measurement: The 4x90 Degree 2 Button Digital Display Inclination Box is designed for accurate slope measurements, ensuring you achieve precise readings every time. Easy to Use: With its user-friendly two-button operation, this Digital Level Protractor allows for effortless angle measurement, making it suitable for both professionals and DIY enthusiasts. Versatile Applications: This Slope Ruler is perfect for various projects, including carpentry, construction, and home improvement tasks, providing reliable digital angle readings up to 90 degrees. Clear Digital Display: The clear digital display of the Angle Meter ensures that readings are easy to read, even in low-light conditions, enhancing your workflow efficiency. Durable and Portable: Built with high-quality materials, the 4x90 Degree 2 Button Digital Display Inclination Box is not only durable but also lightweight, making it easy to carry on the go for all your measuring needs. Colour:Black Material:Plastic + Metal Package Contents: 1PCS x Two-button tilt box(Does not include 2xAAA batteries, you need to prepare them yourself) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.