What does the first car keys look like?

The first car keys were typically simple, flat metal keys, often resembling a house key but designed specifically for the ignition systems of early automobiles. They lacked the intricate designs and electronic components of modern keys, usually featuring a basic shape with a few notches. Some early vehicles even used a simple push-button or lever system instead of traditional keys. Overall, these early keys were functional, straightforward, and served the primary purpose of starting the vehicle.