Ranger Fog Lights; similar to other '75-91 Ford trucks.
'80-86 Bronco/F Fog Lights
D9ZZ-15K233-A Lens Cover
D9ZZ-13466-A Bulb
EOTZ-15237-B Socket & Wire
EOTZ-15A245-A Bezel
EOTZ-15200-A Fog Lamp Assembly
EOTZ-15L203-A Lens
Those above use a hot-switched relay, but the diagram below (which is ground-switched) works equally well: