Heavenly Eye(天眼):

It refers to the eye of the gods, and is one of Erlang Shen’s symbols, also known as the Celestial Eye.

The Heavenly Eye can see through the disguises of Yaoguais and Fiends, see through all illusions and false things, and perceive the truth.

It is said to emit a strong light or energy, which can be used to attack enemies or protect oneself.