If personal security worries you a lot, you might want to consider investing on a personal stun gun. This self defense product is excellent in quality and anyone can use it with ease. 
 
Having one of these on hand is the quickest and safest way to protect yourself from any unexpected attack. Stun guns and other seldefense gadgets like tasers and pepper spray are non-lethal crime deterrents, which makes them better than carrying a gun or other deadly weapons.