Product Details: Update your semi with bright flashing lights for emergency and warning situations, with the Ecco 6.5" 7960 Series 16-LED Dome Beacon Light that ensures you're Ready for the Road Ahead™. Due to its alternating pattern that provides enhanced stability, this replacement light is able to alert other spectators, workers, or drivers of a delicate situation. Constructed with a durable outdoor body to perform its best in all types of weather conditions. FleetPride is your First Click in Heavy Duty®.