The 1S1833 Headlight Switch is a genuine replacement part designed specifically for Ford F-250, F-350, F-450, and F-550 Super Duty trucks from 1999 to 2000. This headlight switch is a touch-controlled unit that operates at 120 volts and is made in the United States. With dimensions of 5.91 x 3.94 x 3.03 inches and weighing only 7 ounces, this plug-in connector switch ensures easy installation and reliable performance for your vehicle's headlight function.