It Serves like a reminder of your transient nature of lifetime and encourages practitioners to confront their fears and attachments. Meditating on this yantra can result in empowerment and self-realization. It is thought to be the chakra of pure consciousness, and thus, the Crown Chakra Yantra (or Sahasrara Chakra Yantra) https://www.youtube.com/@Mahavidyabaglamukhi