Protection: Personal Security, Emergency alarm
Approx size: 70x34x20mm / 2.76x1.34x0.78in
Loud: 130dB emergency alarm with push button activation and concealed OFF button, 130dB sound capacity alert others around you when in danger.
**Easy to Carry: You can attach the alarm to your purse / bag / backpack clip - this is the best alarm for attaching to your keys
**Back Up Whistle: Backup emergency manual whistle built-in for emergency use in case of battery failure
**Suitable for Everyone: Ideal self defense key-chain for college and student security, police and correctional officers, walkers, joggers, elderly, students, lone workers.