马: Horses. In personal names, it symbolizes swift success and invincible prowess in all endeavors.
雷: Thunder and lightning, the roar of thunder. When used in personal names, it often depicts a person who is decisive, courageous, and ambitious.
Meaning: The character 'Ma' symbolizes freedom and strength, while 'Lei' signifies awe, authority, and awakening. The name conveys a sense of determination and vitality.