I’ve not actually looked to see whether there’s a switch. It’s not an overly flashy/over the top sequential effect if you get what I mean so personally I’d want to leave it on even if there is the option.
Welcome GW, looking forward to seeing some pics of your car if and when you get said lights , they are a great little mod not cheap, but worth it not to everyone’s taste but do look good on the RS ( in any body colour) cheeky pic