Add a basic first aid kit and spare bulbs and 2 disposable breathalisers to your list. Also you need to carry your licence, insurance and V5 in the car. Oh and your Hi vis jackets need to be within reach, not burried in the boot
I think you may have the option to set your xenons to "Travel Mode" in the set up menu of the DIS. It won't convert then to LHD, but will flatten the beam (no kick up to the left).