Nice for lazy or incopaticated people. For the rest of us more fancy gadget to fail.
Watch Youtube "How to convert manual to Solera power awining" youtube.com/watch?v=NM5r8HbJisU which will answer all your questions.How does the retrofit work? AC or DC?
Do you have to tear the inside of the trailer apart to run a set of wires up to the new awning to power it?
If it entails pulling apart walls to run wires and then patching and painting the interior I'd pass.