VT300 GPS that is capable of communicating through 2 ways of SMS and GPRS; one of its features is to turn off the vehicle engine using SMS communication, by sending a specific code through SMS to the GPS location VT 300, the VT300 GPS tracking will activate a relay that connects to the electrical system in our vehicles and deactivate it; as well as with GPRS; VT 300 GPS tracking is also capable of communicating through GPRS configuration for real-time GPS module door.