Features: *Personal alarm helps to shock and deter an attacker and draw attention in times of need, used as protection. *High 120-130dB Alarm Whistle can attract the surrounding people for help, good for adventurer who is in dangerous situation. *Suitable for women, kids, elderly explorers etc, it can increase an individual\'s feelings of confidence, independence and the personal safety they need in order to save their lives. *Easy for using, simply activate it for alarm if you pull out the plug whenever in dangerous emergency situations; Shut down the alarm when you insert the plug in; Press the mini LED button to activate bright LED light for nighttime illumination, for illumination dark walkways and finding the keyhole. *Widely used for girls, students, jogger, elderly, kids, women, night workers, also suitable for night running, traveling, hiking, adventurer, camping and individual who live alone.