What are the functions of GPS?4G GPS Tracker

　　1. Vehicle tracking: By using GPS locators and electronic maps, the actual position of the vehicle can be displayed in real time, and it can be zoomed in, out, restored, or replaced at will; Can move with the target, keeping the target always on the screen; It can also achieve simultaneous tracking of multiple windows, vehicles, and screens. This function can be used to track and transport important vehicles and goods

　　2. Provide travel route planning and navigation: Providing travel route planning is an important auxiliary function of car navigation systems, which includes automatic route planning and manual route design. Automatic route planning is determined by the driver as the starting point and destination, and computer software automatically designs the best travel route according to requirements, including the calculation of the fastest route, the simplest route, and the route with the least number of passes through highway sections. Manual route design is established by the driver based on their own destination design starting point, endpoint, and route points, and automatically establishes a route library. After the route planning is completed, the display can display the designed route on the electronic map, and simultaneously display the car's operating path and method

　　3. Information inquiry: Provide users with databases of major objects, such as tourist attractions, hotels, hospitals, etc. Users can display their locations on electronic maps. At the same time, the monitoring center can use the monitoring console to query the location of any target in the area, and vehicle information will be displayed in digital form on the electronic map of the control center

　　4. Traffic command: The command center can monitor the operation status of vehicles in the area and make reasonable scheduling of the monitored vehicles. The command center can also communicate with the tracked targets at any time and implement management

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WAP version of mobile phone GPS positioning