LE Wiring Harness Kit for 300W Off Road Led Work Light Bars, 2 X 40Amp Power Relay+2 X Blade Fuses, ON/OFF Switch, 12V DC, Harness Kit for ATV/UTV/SUV/Truck/Jeep Easy to install. With an on/off switch, 2 power relays(40A), 2 blade fuses, 3 terminals and 8.2ft(2.5m) AWG cable wire, this wiring harness for LED off road lights simplifies the installation process of powering various equipment on all automobiles. Universal off-road applications: The wiring harness kit is the perfect accessory for all off road vehicles, working vehicles, and any automobile that could use a relay to power specific equipment. Input voltage: 12V DC. Max Wattage: The maximum wattage of this wiring harness can bear is 300w. Material: High quality PVC + copper.