WHY YOU NEED IT ?
If you are worry about your childs safety when they come home late at night;
If you are worried and afraid when you go o home late from work;
If you are afraid to travel alone;
If you afraid of being attacked by an attacker or dog;
If you want to walk in the city but worry about your safety;
If you like jogging early in the morning or late at night, but you are afraid of strangers;
The security keychain can help you call for help in time to drive the bad guys away When you are in danger. makes each of your family members a sense of security.