CrimeCon Personal Safety Logo AlarmKeep yourself protected while walking alone at night and summon help in an emergency with these personal security keychains with a loud alarm and strobing flashlight feature. Made of ABS plastic, these 3. 94" x 1. 2" x 0. 6" accessories have a loop top to connect to your keys, a carabiner clip, chain or backpack. In an emergency, it can be activated to produce an ear splitting and attention getting 130dB alarm and a strobing LED flashlight beam.