The security gadget is very small that nobody can get it in a vehicle.A Sim will be install in the gadget which make your car become GSM then you can use any phone to control it{This intelligent device, which works with mobile phone with GPRS/GPS system via the satellite to locate, detect, halt and/or track down a stolen vehicle anywhere across the globe },like to stop the car when stolen,locate its position anywhere in the whole world{ you will know where your car is at a moment,it will tell you the street where your car is and how to get to the location very clearly on on your phone or system}through GPRS and GPS, you can also control its speed by limiting it speed to your choice of speed,you can hear the conversation of people inside the car by calling the device,and a lot more with just your phone.There is no monthly subscription for this security once we have install ,you will continue to enjoy it for life.And if battery of your car is remove,this gadget will still be working because it has its own inbuilt battery.There is no sound or light that will be display unlike others security that will make people know that u have security in your car.we have been in this service for long now and there is no disappointment.we've done it for many organization and individual. My Mobile number are 07039430799 and 08155122502. You can call now for yours to safeguard from car robbery because it has been on the increase in our society in recent time.