Hazard lights, also known as emergency flashers, warning lights, or emergency lights, are signal lights on vehicles that are used to alert other drivers that there is an obstacle on the road or a warning of an emergency stop ahead. The term "hazard light" may vary depending on where you are in the world, with other terms used including blinkers, four-ways, hazard warning lamps, and flashers. While the name might differ, the function of these lights remains the same. The use of hazard lights has become increasingly important in modern times, with their versatile function and ease of use making them a crucial safety feature on our roads.