Omega STR604D 60W Universal Strobe Kit (4 Bulbs) 60W Universal Strobe Kit (4 Bulbs) Power and control harnesses; Six 3-pin connectors 60-Foot of 3-conductor wire 8 Different flashing patterns Xenon strobe heads are designed to be installed in 1-Inch diameter holes behind the lenses of your parking lights, fog lights, or other lights in the vehicle