ELI5: Explain Like I'm 5

Cruise control

Cruise Control is a feature in some cars that helps you keep your car driving at a steady speed without having to keep your foot on the gas pedal the whole time. It uses sensors and computers to adjust how much gas the car needs to keep the car going at whatever speed you have chosen. When you engage cruise control, you press a button or flip a switch to turn it on. You then choose your speed by pressing a button or turning a knob. The car will then automatically keep itself going at that speed, even if the road goes uphill or downhill. To turn it off simply press the same button or switch.
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