Nippondenso of Kariya, Japan created a motorized model of Toyota’s first passenger car, the 1936 AA sedan, which is 4.785 mm. (0.188 in.) long, 1.730 mm. (0.068 in.) wide and 1.736 mm. (0.068 in.) high. The bumper is 50 microns thick (a human hair is approx.100 microns in diameter). The motor, the coil of which is 1 mm. (0.039 in.) in diameter, powers the car to a top speed of 0.018 km./h. (0.011 m.p.h.).