Answer: To answer this question, you must first understand the basic working principle of GPS: The use of GPS positioning satellites, real-time positioning and navigation systems on a global scale, called Global Satellite positioning system, referred to as GPS. GPS is a comprehensive, all-weather, all-time, high-precision satellite navigation system developed by the United States Department of Defense, which can provide vehicle positioning, anti-theft, anti-robbery, driving route monitoring and call command functions. To achieve all the above functions must have GPS terminal, transmission network and monitoring platform three elements.

The long battery life gps tracker for trailer obtains satellite signals, calculates the latitude and longitude, sends the real-time location to the monitoring platform through the network (generally transmitted by SIM card traffic), and then presents it on the mobile APP or computer terminal, so as to achieve real-time positioning.

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