GPS tracking device (STL060) uses Global Positioning System to determine the precise location of a vehicle, person, or other asset to which it is attached and to record the position of the asset at regular intervals. Features Vehicle Tracking System is easy to use and user friendly. It gets precise co-ordinates from GPS satellites. In absence of GPRS, it stores the position data in memory. It could send the location data on SMS request. Accurate data Export and SMS based settings.