I live in Oregon and i will be going to Vegas with the family in less then a month.I cant take a firearm to protect us.Im curious to what anyone can suggest that i can keep in the car with me that I could use in a self defence situation.I dont care to spend over 100 dollars if possible.but would if i have to.My family meens more to me then 100 dollars but That would cut into my gambling fund .Thanks for any suggestions.