When it comes to car trackers, the first thing people think of are GPS units. A Global Positioning System is a very popular method that is used to track vehicles nowadays. These car tracker GPS units can be purchased and installed on your vehicle and provide a nice alternative to the safe-keeping of your car. Think about it, cars that are purchased now are a lot more expensive and provide a ton of extra features that you just couldn't get on cars in the past, meaning that all these features are potential targets for car thieves to steal your vehicle for. Which makes it an almost necessity to purchase something to locate your car should it become stolen.

Because of the popularity of GPS car trackers, one would think that they had only come out in recent years; however, the first GPS unit was first used back in 1982. The primary function of a GPS car tracker is to find out the location of a vehicle. The readings of the GPS can be displayed in a number of ways and is dependent upon the service provider you have. Some provider real-time results that can be viewed and others have a system that spot checks your vehicle's location at set and regular intervals. The GPS uses a variety of towers to keep tabs on your car, such as cellular, radio and satellite. There are also a variety of ways that the data is stored. It can be stored in a microchip within the GPS unit itself or transmitted to a central database. The GPS car tracker systems of today, as compared to those from the 80s are just as advanced as the other electronics that you use on a daily basis such as computers and cell phones.

Because the main purpose of a GPS car tracker is to show authorities the location of a stolen vehicle, it has become a very important tool in the prevention of car theft. When it is used in conjunction with other preventative measures, such as remote shut down applications, authorities will arrive at a disarmed vehicle that a car thief was unable to steal. Of the many varieties of GPS available there are three classes: Data Pullers, Data Loggers and Data Pushers and they can be used for either personal vehicle protection or for fleet control management.

Owning a car tracker device is an important investment for many car owners. Insurance rates are also lower because of them as well; much in the same way that having safety measures installed on your home affect your home insurance. One of the reasons that insurance is lower on cars that have preventative car theft devices installed on them is that the overall risk assessment is lower, meaning that the insurance company is less likely to have to pay for a stolen vehicle. This is just one of the many reasons that a car tracker system is beneficial to you and your wallet.