What is the Ford ambulance exterior connector for?

It is for power supply. Ford ambulance car external connector is in order to meet the ambulance medical cabin equipment power supply and install additional systems, its main function is to meet the supply of medical cabin all the equipment power supply, and in the main battery in the event of a sudden failure of the battery can be an emergency to start the additional battery system. The ambulance car is the United States Ford developed a medical health applications for ordinary vehicles, this ambulance car has a set of medical sensors, can monitor the driver's health, and even in the driver sick or doze off when its driving.