What is the use of the light elf in "Legend of Mana"

"Legend of Mana" is an action RPG game. The Elven Weapon of Light, the Vesputian Lamp, is one of the Elven Weapons that can be used to change jobs. An elf device inhabited by the power of the light elf "Wil O. Whisper" can exert effects related to reflection. The function of the light elf weapon The light elf weapon Vesper Lamp is an elf device that harbors the power of the light elf "Wil O. Whisp" and can exert effects related to reflection. During the exploration process, you can use mirrors to reflect the light from the Vesper lantern, and you can see the road that would otherwise be invisible.