Portable Digital Angle Gauge with Magnetic Base. Get precise angle readings. Large LCD display reads upright at any angle. Digital angle gauge/inclinometer is great for precision angle measurements. Press the CALIBRATE button to calibrate the angle gauge to any reference surface; Press UNIT button to convert between relative/absolute angles in degrees and tilt percent. Feature - Color: Silver - Material: Plastic - Size: 5.6 x 5.4 x 2.6cm - Measuring range: 4x90° - Resolution: 0.05° - Accuracy: ±0.2° - repeatability: 0.1° - Battery: 2 x AAA batteries(Not Included). - Press the CALIBRATE button to calibrate the angle gauge to any reference surface; Press UNIT button to convert between relative/absolute angles in degrees and tilt percent - Protractor, angle and level in one measuring tool. Clear and easy to red large LCD display screen. - base firmly attaches to tables, fences, and other metallic surfaces; reversible display inverts when gauge is upside down - The display stays on as long as you’re using it, improving visibility and list: 1 x Digital Protractor