Be safe. Be seen. Be heard. The Nathan SaferRun personal alarm series provides you with more confidence while running. With these portable alarms, you can quickly and effectively let people know you are there and if something is wrong while running. The devices feature a universal clip that allows the alarm to be securely attached to any gear or clothing, helping to boost your safety while on the road. The sirens featured in the SaferRun series are activated with a one-handed quick pull cord and produce an alarm so loud, it can be heard over from over 600 ft away. Best of all it cannot be used against you.