This personal anti-wolf alarm with built-in lights is a compact, reliable self-defense tool designed for safety protection in emergency situations. It is equipped with a high-decibel alarm (typically exceeding 100 decibels) that can quickly attract attention and deter potential threats when activated, making it particularly suitable for solo travelers, commuters, or anyone who values personal safety. The alarm is compact and portable, easily fitting into a pocket or handbag or attaching to a keychain, allowing for quick access when needed.