"Nathan® SaferRun Ripcord Siren Personal Alarm: The Nathan SaferRun Ripcord Siren Personal Alarm is a compact personal safety device built for runners, walkers, and outdoor enthusiasts who want an accessible emergency alert tool during solo activities. This thumb-sized alarm delivers a 120 dB alert-as loud as an ambulance-that activates with a simple pull of the tab, making it effective for drawing attention when you need help most. The quick-pull design enables one-handed operation, so you can sound the alarm instantly without fumbling or complicated steps. Audible up to 600 feet, the siren cuts through ambient noise and alerts people in your vicinity.The SaferRun Ripcord is reusable and straightforward to operate, allowing you to test and practice activation before an emergency ever occurs. It runs on four LR41 batteries, which means you can replace them as needed to keep the device ready for your next outing. The compact form factor tucks easily into Nathan waist packs, phone carriers, or arm sleeves, keeping your alarm accessible without adding bulk to your gear. Whether you're exploring unfamiliar routes, running early mornings or late evenings, or simply want added confidence during outdoor activities, this personal alarm provides practical peace of mind.Why Our Fit Experts Love It""I clipped the SaferRun Ripcord to my waist pack during early morning runs in my neighborhood. Knowing I had an immediate way to alert others if needed gave me real confidence, and the compact size meant I barely noticed it was there."" - Sean, Road Runner Sports Fit Expert, Chula Vista, CAWho It's Best ForThe Nathan SaferRun Ripcord Siren Personal Alarm is best for runners, walkers, and outdoor adventurers of all fitness levels who prioritize personal safety during solo activities. It works well for anyone exploring new routes, training during low-light hours, or simply wanting an accessible emergency alert tool. This unisex safety device pairs seamlessly with Nathan's running accessories for convenient carry options. VIP Family members can take the SaferRun Ripcord Siren Personal Alarm for a 90-Day test drive with our Perfect Fit Guarantee."