Wiring harness can be used for driving / fog /off road fog lights or any 12 volt electrical accessories such as fans or horns. Use for applications to turn lights "on" or "off" using the included lighted switch, can be wired to parking lights or low / high beam headlights to make lights come on at the same time. Making the connected accessory come on automatically. Power lights up to 300 Watts. Comes with a 12V 40 amp relay.

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