1140 db loud safe alarm: our security alarm keychain is designed to produce a 140decibel loud sound can effectively protect you from the emergency and seek help to prevent the damage from the attacker;The alarm sound is very loud, please do not put by your ears 2Easy to use: pull out the bolt, the alarm will ring great loudly; Plug in the bolt, the alarm will stop sound immediately; Good companion for people who may walks alone or live alone for protection 3Emergency LED flashlight: when you walking in darkness, press the switch button to turn on this bright mini LED flashlight with great assistance for a quick illumination 4Small and portable: the personal alarm is tiny and hardly be drawn attention by attackers or intruders; It can be attached to women's bags, backpacks, school bags, belt loops, suitcases, keys, dog belts and so on; And you can take it even you are on the plane 5Good gift choice: total 5 pieces self-defense alarms in 5 colors; each one is individually wrapped; The delicate combination can be regarded as exquisite gifts for your friends, loved ones, seniors or even children.