construction+or+device+mentioned+before

solar panel. gps...
 * The color of the car would be gray.
 * It would measure weight 1m 80 and height 1m17
 * The solar panels would camouflage with the color of the car and would measure 1mx 80cm
 * Inside it would have a red button for automatic pilot to start.
 * Also it would have a GPS for the people to know if their destination is ok.
 * it would be very modern.