GVDA GD450M Digital Protractor 360 Degree High Precision Measuring Instrument

1. Measuring range: 0-360 degrees
2. Measurement units: degrees, percentages, mm/m, inches/ft
3. Display: Advanced LCD display with backlight
4. Resolution: 0.05 degrees
5. Accuracy: 0.9 degrees at 0-1 degrees, other angles: 0.2 degrees
6. Working temperature: 0°C to 40°C
7. Power supply mode: 2xAAA batteries (not included in this product)
8. There is a high-precision horizontal bubble bottle on the top, which can be leveled to work without batteries
9. V-shaped groove on the measuring base for easy connection to round pipes
10. There are grooves on both sides of the shell, which is convenient for marking work
11. Powerful built-in magnets on the base hold the accessory on iron surfaces
12. Hold function and 6° calibration, low battery indicator light