... GPRS, nearly zero fee) Advance GPS/GSM Vehicle Security System, GPS Tracker, Mobile GPS Tracker, Mini GPS tracker, Vehicle GPS Tracker Functions:Working with your Smart ... where is your car and how long they stay in the place5)Off Monitoring6)On immobilizerWhen your car are hijacking ... On SpeedingWhen others driving your car in high speed, you will got message from GPS system, you can call your friend ...