SHENFAN Emergency Personal Alarm/Wolf Alarm with Flashlight for Kids,Elderly,Women,Perfect Adventurer your Bag,140dB,Batteries Included The attackers or intruders could hardly pay attention to such a tiny and cool hanging when you hang it on your bag or wallet 140dB Alarm sound to scare the bad guys, summoned rescuers Fit for people in all stage: kids, women may come across dangerous situation or need help, adventurers who detached from the crowed or in dangerous situation Just four button batteries(including in the package) makes the alarm perfect to help you in emergency. not only a useful personal alarm, but also a small flashlight when in dark