Three button operation for practical use: A Zero to determine relative angles, Hold to freeze readouts, and On/Off to power the device. ABS enclosure with a lightweight, portable, and durable body designed for everyday use in home, workshop, and field tasks. Digital Angle Gauge delivers precision angle measurements. Suitable for calculating helicopter bevel angles, bevel angle of a miter saw, and automobile test and tasks; also useful for hanging pictures on the wall and setting decorative bricks in the garden. Relative and absolute measurement interchange at any position for flexible operation and easy reading in varied contexts. Use scenarios: Hanging pictures or mounting shelves with exact angles to ensure level, straight installations. Carpentry tasks such as setting bevel angles on a miter saw and validating angles during automobile or testing work. Laying out decorative bricks in a garden or outdoor area with precise angular alignment.