i got my trailtech vapour from http://www.trailtechproducts.co.uk/

If you tell him what bike you have he'll sort you a kit even if its not listed. I went and collected mine in person and got it VAT free 😉

Green and black wire that feeds into rhe clocks. Cut it and earth it to the negative terminal of the battery. Full power then. For a X that is. Give it a pipe, upjet and free flowing filter and you will have nicr gains!