hiya here I have a set of fully working emergency vehicle lights which are brand new, these are incredibly bright and you can wire them up however you like, if you only want blue or red then you can do that, they also have orange flashing lights for recovery etc and orange spotlights, they are easy to mount with 4 bolts and easy to wire, I've included the wiring diagram in the pictures :) 1100mm long 340mm wide 120mm tall including mounts shoot me an offer don't miss these!
eBay