Types of Gps trackers and the benefits/ drawback of it

Gps tracker was first launched by the GovernmentofUnited States. They invented it to improve the tracking system to help the militaries. Now we all are using the Gps tracker through our smart phone or the tracking device. The word GPS stands for Global Positioning System. The purpose of the invention is to locate and track the position. Gps tracker is a device which is a satellite based steering system. This system has some very good benefits but some disadvantages are also there. So here we will discuss about the types of the device and also about the advantage and drawback of it. Variations...