* When in danger, as long as the key ring will sound loud, high-decibel volume, to attract the attention of passers, to avoid the bad guys will be an opportunity!
* In major disasters, search and rescue personnel are more easily found in life-saving supplies
* Emergency pull cords, in case of an emergency, you can just simply pull
* Convenient to use and carry, low power consumption, ultra-loud alarm
* Also a good present for kids, elderly and friends
* In major disasters, search and rescue personnel are more easily found in life-saving supplies
* Emergency pull cords, in case of an emergency, you can just simply pull
* Convenient to use and carry, low power consumption, ultra-loud alarm
* Also a good present for kids, elderly and friends
