Self-defense- Personal alarm keychain protects your safety. Whatever it is, just pull the pin and the 130dB loud sound and flashing strobe light will make you hear. SOS LED light with alarm: No training required or competence to function. Equipped with high intensity LEDs. Extremely strong (farthest range up to 305m). Military-grade durability (weatherproof). Equipped with a CR2032 battery, very durable and long life. Suitable for everyone - Get the help you need fast. Commonly used by the elderly to call for help in the event of a fall, feeling of danger, physically threatened, emergencies, accidents or allergic reactions. Great gift for parents, college students, and anyone who works the evenings. Wonderful defense siren keychain for everyone. Peace is committed to bringing you a safe and effective self-defense alarm device. In an emergency, the victim may have the option of calling for help. Protect yourself in an instant with the self-defense siren. Easy to use and carry: Comes with a carabiner to easily attach the alarm to bags, belts, jackets, key rings, etc. Just pull the pin and the loud 130dB sound and flashing strobe light will have you heard.