Its is not hard to add the BlackLights. They screw under the rub rail, and the wires are all tied together inside the boat. The wire feeds into a small hole in the rub rail, and enters the boat behind the rub rail insert. There is one switch, you use your accessory if it is open. Then you mount the LED lights with two screws each. Urethane the holes into the rub rail and the boat. The wires all connect together. We are supposed to be offering an aftermarket 6 (3 per side) kit for this. The Interior lights are more work, and a mercury switch pod (potted) works best that screws to the lids. BCB