A personal alarm is a small hand-held electronic device with the functionality to emit a loud siren-like alarming sound. It is activated either by a button, or a tag that, when pulled, sets the siren off. It is used to attract attention in order to scare off an assailant. It is used to attract attention in order to scare off an assailant. The sound emitted can also have the effect of distracting, disorienting, or surprising the assailant.

Key Takeaways:

• Personal alarms are designed for self defense to help you avoid being mugged or attacked.
• If you are out somewhere and someone tries to attack you, you can trigger your alarm and get someone to come help you
• Most criminals want to be able to carry out the crime without attracting any attention. When your alarm is blaring, the criminal may escape to seek an easier target.

“So what do personal alarms do? They make a very loud noise and emit flashing lights when you trigger them. If you are out somewhere and someone tries to attack you, you can trigger your alarm and get someone to come help you. In some cases, just setting off the alarm may be enough to scare the attacker away.”

http://www.easydefenseproducts.com/blog/what-do-personal-alarms-do/