Product Features: In case of emergency, pull the ring on the crystal display siren, and it will immediately emit a high-decibel alarm sound to deter attackers. The LED flashlight can also be used for illumination. Typically, it can be used as a keychain. Attach one end to a mobile phone or other items, and the other end to your body or bag. When the item falls or in other emergencies, a loud 120-decibel alarm will sound when the pin is pulled out. To stop the alarm, simply reinsert the pin. Features: This is a beautiful decoration and serves as a personal bodyguard for every girl. Female students walking alone in the dark can pull out the pin if a suspicious person approaches to deter them and thwart their malicious intentions; Suitable for women walking alone or running at night on night shifts. If someone follows you, pull out the pin to call the police, and use the sound to deter suspicious individuals; Elderly individuals suffering from acute illnesses (like coronary heart disease, etc.) can carry an alarm or hang it by their bedside at night. In case of a sudden illness and inability to speak, pulling the pin to alert others can save your life; When traveling, if you get lost, you can pull out the pin to call the police and signal for help to avoid getting into trouble; This alarm can also protect wallets, mobile phones, and valuables from being lost, stolen, or robbed. Its use is suitable for everyone; Powered by button batteries, it has low power consumption, is small and easy to carry, and can be used repeatedly; All products in our store are in stock (Customers who purchase from our store will receive a small gift)