ABS plastic case (lightweight and durable). 5 minutes automatic shutdown. Portable size, easy to work with other measurement tools and expand the measurement range. Angle and slope readout conversion. Relative/absolute measurements are swapped at any position. The built-in magnet on the measurement surface is convenient for adsorption on the workpiece to be measured. The multi-function digital angle meter has excellent 3-button functions, including a zero function for determining relative angles and a hold function for freezing readings, and a strong magnetic base and cutting for precise measurements, making your carpentry, carpentry, construction and other jobs easier, easily mounts to miter saw blades, table saw blades, and protractor stands, in addition to other metal surfaces, to accurately set up your wood or machine shop and keep it that way with little to no effort. This sturdy mini tool can also be used as an inclinometer, protractor, as well as a level and inclinometer, giving you versatility with its 360-degree swivel range. Large, easy-to-read and highly accurate LCD display with backlight Auto-inverts numbers 180 degrees for overhead measurements, making difficult jobs quick and easy, readings stabilize quickly and numbers don't jump, so you can work faster . Rigorous quality control testing and hassle-free portability. Supplied with a sturdy carrying case that further protects the level box from unnecessary wear and tear and allows you to carry it in your toolbox with other tools without worrying about it breaking . You can easily take this highly portable and rugged precision tool with you wherever you need it without worry. This tool fits where many traditional tools can't, including your front pocket. Specifications: Item Type: Digital Goniometer Style: No Bubble/Bubble Shape: Square Material: Plastic Color: White-Black Weight: 80g Dimensions: 5.6 x 5.6 x 3cm Package Dimensions: 6 x 6 x 3.5cm Quantity: 1 x Digital Goniometer Thickness: 2.8 cm Batteries: 2 AAA batteries required. (not included)