This is one of the internet's top sellers for Personal Protection Alarms for self defense products. It is easy to use but not to accidentally set off. Produces high pitched very loud noise to draw attention to your predicament. Plus with this alarm you can set it off well before your attacker gets close, unlike pepper spray where the assailant needs to be within 6ft. Great for self defense.
A must have for every woman to attach to their car keys or house keys.