Treadstone Offroad - PRO HD Led Light Wiring Harness Kit 40AMP Relay Switch 12AWG 500W Single Lead Connector Don't let your vehicle go up in flames! 12 Gauge wire correctly rated for 500w of power. More than 12 feet of wire from battery to light connector On/Off switch with wiring compatable for most switches including rocker and toggle switch Heavy Duty weather proof DTP connectors and pigtail. Includes connectors and shrink tubing to finish the job with a clean instalation 30 amp blade fuse and 40 amp realay, allow for reliability and early burnout protection