when do we GPS jammer?

We have too many GPS devices around us now, acutally we have been spied all the time. To protect us from being tracked illegally, we need GPS jammer. GPS system devices help us a lot in many ways, it bring us very convenient lives. GPS system has open, free and dependable nature, after many years, it has led to the development of hundreds of applications that affecting every aspect of our modern lives. The application of GPS technology is everywhere, from ATM's and wristwatches to shipping containers and bulldozers. What's more, GPS boosts productivity across a wide range of the economy, the use of GPS system includes mining, surveying, farming, package delivery, construction and logistical supply chain management. But there is something you don't know, GPS device also can be a danger for all of us, it is too easy to expose our locations, which may be fatal in some situations. That is why we need GPS jammer to protect us. GPS jammer has another name, that is GPS blocker. GPS blocker is a kind of electronic anti GPS device used to block GPS signal, thus disable all GPS devices in a certain working range. It will not do any harm to any GPS device, also it is easy to use. When you turn on it, it will issue stronger singal to cover the GPS singal, all GPS devices will show NO SERVICE. But when you turn it off, all GPS devices will resume working again. There are many kinds of GPS jammers in our shop, some are professional jammers, some are portable jammers, some combine GPS jammer and cell phone jammers or wifi jammers together, but some are single GPS jammers. After charged, the portable GPS jammers could be put in pocket to use everywhere. The professional GPS jammer is bigger and could be used at home, office or car where have continued AC powder. Single GPS jammers and multifunctional GPS jammers are designed to meet different purposes. If you want to jam GPS signal only, a single GPS jammer will be a good choice. But if you want to block GPS signal and cell phone signal or wifi signal at the same times, you need to have a multifunctional GPS jammer. GPS signal jammer could be used inside of your car, in office, at home, and everywhere that you don't want you to be tracked. GPS jammers were initially created by the government, for military organizations and spy agencies. Uses include confusing the enemy on exact locations, or where the enemy GPS guided missiles or bombs will fall. GPS jammers have become popular with commercial drivers who object to their employers tracking their every move. Victims of domestic violence have also been known to use GPS jammers to stop themselves being found. A practical application would be a salesperson or delivery driver, that may wish to lunch outside their territory, or return home for a forgotten item, without having to do a lot of explaining due to GPS tracking on their vehicle. The range of most civilian GPS jammers is sufficient to cover even the largest of vehicles, giving the user a cloak of privacy. The most useful way is to cover our vehicles, so we won't be tracked illegally by bad guys. It is very good devices that could protect us and our family.