Personal safety alarm Personal safety bell Security alarm This is a personal safety alarm that can emit a loud 130dB alarm sound despite its compact size. It is as loud as a security alarm. The alarm sound can last for up to 6 hours. It comes with a hook that can be attached to backpacks or school bags with D-rings. When you pull out the pin, the alarm will sound. When you put the pin back, the alarm will stop. There are two LEDs on the bottom of the personal safety alarm body. Pressing the button on the front will turn on the light (lasts for 3 hours), pressing it again will enter flash mode (lasts for 6 hours), and pressing it again will turn it off. This item is new and unopened. Color: Black