Thanks for the replies and links. I don't have any heated clothing and no bike sat nav, at least not at the minute, so looks like electrical system will be grand, even if I add a nightbreaker bulb to the headlight and some spots.

Even my basic skills should manage to simply rip out the u2, just need to remember to turn them off if something approaches, I would have preferred permanent low beam

Every mancave should have a pride of place mallet