It can protect the hot shoe from scrathing, keep it clean, and avoid moisture. It's very easy to carry and be operated.
At the same time,bubble spirit level will help the photographer achieve a finer degree of accuracy in capturing image content.
Innovative circular design takes up less space than blocky 2- or 3-axis levels
Rubberized surface for better handling
Easier to read than see-through levels
Slender design takes up very little space-- highly portable andefficient