**Advantages**:
1. Powerful rare earth magnets provide superior grip on metal surfaces.
2. 25cm/10-inch size offers handy and portable design.
3. Comes with a durable holster for easy storage and protection.
4. Clear and accurate reading ensures precise leveling.
5. Yellow and black contrast offers high visibility during use.
Disadvantages:
Might not adhere strongly to non-metallic surfaces.
Holster may wear out with frequent use.
Potential for bubble vial to get clouded or cracked over time.
Problems and Solutions:
Problem: Bubble vial may lose its clarity with prolonged exposure to sunlight.
Solution: Store the spirit level in its holster or a shaded area when not in use.
Problem: Magnets might collect metal shavings or debris, reducing its adherence.
Solution: Wipe the magnetic surface regularly to keep it clean and maintain its strength.
Problem: The level might not sit flush on warped or uneven metal surfaces.
Solution: Ensure the surface is cleaned and straightened before using the level for accurate measurements.
