Even from up to 606.9 feet away, the emergency alarm emits a loud sound to draw attention to protect you from emergencies. Additionally, the sound can last up to 50 minutes of continuous blaring alarm.This personal alarm comes with 3 AG13/LR44 batteries for extended lifeThey can last up to 365 days before you need to consider replacing them.The emergency alarm is equipped with LED lights, which can be used for night lighting, suitable for people of all ages such as students, the elderly, children, women, night workers, etc.; You can also use them for traveling, hiking, camping, and walking your dog at night.The patron saint of safety for the family and the SOS rescue tool for the elderly. You can carry this personal body alarm with you in case you need emergency help.Wolf Alarm for Women Invest in a personal alarm that can help you attract attention and deter attackers in dangerous situations.Easy to use, the alarm is activated when you pull out the contact pin.To silence, simply insert the contact pin and the alarm will turn off.Battery type: LR44 (3 per alarm)Battery working time: 1.5 hours (continuous alarm sound)LED emergency light: 24 hours lightingMaterial: ABSApproximate size: 60*40*21.5mmPackage Contents:1* Sound alarm