What is the name and ordering information for the black flat 2-conductor cabling you left? It’s sufficiently good for me to order more.
The situation regarding the Lind Electronics laptop adapter and my wheelchair has been resolved. In a few days, I’ll send a pictorial showing at least one approach that meets both their stated requirements and mine. I’ll just say for now that this solution was right under our noses, we only needed to use resources from another part of my life.