Big red eyes illuminate when you step on the brakes with this die-cast chrome hitch cover. Great detailing and durable construction make this a great gift for a friend, loved one, or yourself! Skull Trailer Hitch Receiver Cover with L.E.D. Eyes •Fits both 1-1/4" x 1-1/4" and 2" x 2" trailer hitch receivers •LED Lights in the eyes illuminate when brake pedal is pressed ◦Includes a 4-pole wiring connector that is plugged into the 4-pole wiring harness on the vehicle