Description: 4 sets of rocker switch panels with DIY stickers can customize these switches according to your preference, remind you when you use it Comes with pre-wired wiring harness for controlling LED light bars, work lights, fog lights, headlights, etc. lighting . Easy InstallationJust put the item into the switch hole, it can be installed horizontally or vertically, fixed with screws. The red and blue wires on the panel are connected to the positive pole of the power supply, and the black and yellow wires are connected to the negative pole of the power supply. Perfect DesignMarine Rocker Switch Panel with 2pcs 15A Fuses - Output Short Circuit, Overload, Reverse Polarity Protection. Anti-reverse connection safety protection, very convenient to use. Pre-wired to protect switches and functional devices. WIDE APPLICATIONSuitable for all cars, vans, RVs, campers, motorcycles, boats, boats, trailers and more.