Relay for GPS Tracker
Relay is an electrically operated switch. By working with GPS tracker it is used to remotely stop vehicle engine or engine vehicle by SMS command or GPRS command. In order to achieve the best function, relay should be properly connected. Below is a short description about relay connection. It is suggested to stop vehicle engine or immobilize engine when speed is below 20KM/H for security, also it is suggested to use relay control fuel supply other then electricity, so as to avoid harsh stop and cause accidents.