The Nathan SafeRun Ripcord Siren Personal Alarm is a thumb-sized device that blasts sound in case of emergency, so you can be prepared for anything. A simple pull of a tab will sound a 120dB alarm, as loud as an ambulance, as a deterrent or to alert others in case of an accident.

• The Nathan SafeRun Ripcord Siren Personal Alarm is a thumb-sized device that blasts sound in case of emergency, so you can be prepared for anything. A simple pull of a tab will sound a 120dB alarm, as loud as an ambulance, as a deterrent or to alert others in case of an accident.
• Alarm can be activated quickly with one hand
• The 120dB alarm is as loud as an ambulance siren and audible from over 600ft
• Alarm is reusable, so you can test and try it to learn how to use it
• Attach to any article of clothing or gear before your run