Extra illumination when required !.
Four 50w Ring driving lights bolted to a length of aluminium square tubing from B & Q.
Sprayed black,clamped to front of Thule cycle rack.
Wiring is taped to cycle rack,then along roof bars down into back door,then goes under carpet along and up into dash.
They all come on with high beam and illuminate approx 1/4 mile in front of me.