It can be used as a key chain or tagged to various items. When an emergency situations, pull out the plug, 100-120 dB high alarm sound comes out.
Features: 1. Self-defense alarm, good for your kids, white-collar workers in danger. Just unplug the small beetle ass on the bolt, immediately an alarm sound lets out.Travelers left behind in the field can pull the beetle alarm, to find companions so as soon as possible. 2. With a key ring, usually, it can be used as a lovely ornaments hung in the bag, to be used for self-defense under emergency situations. 3. Old people's savior, if there is a sudden onset of the situation where they cannot speak, all they need to do is just pull the latch, the family will soon know something is wrong with them by the sound. 4. The LED can light your way when you walk alone at night.