FM3101 is a terminal with GSM and GPS connectivity, which is able to get device coordinates and transfer them via GSM network. This device is perfectly suitable for applications where location acquirement of remote objects is needed. So you can track your remote objects (trucks, cars, ships, etc) quickly and easily.
|pwr_ext||External power voltage, in Volts|
|param199||Mileage driven from previous point, in meters|