Navigation light on 88 prostar, what to plug into?

[imracin68j]

I've got this led on the top of my tower. What should I plug that into? How can I tap into the current night lights?

[imracin68j]

I tied it into the 2 wires that come from the front navigation light

[imracin68j]

I tied it into the 2 wires coming from the front navigation lights.