I just bought this 40w solar panel at Canadian Tire for on sale at 94.99 CAD which is about 75$ USD at today's rate from 269.99 CAD. Seem like a pretty good deal! I plan using it to extend my battery life while I have no hookup
www.canadiantire.ca/en/pdp/coleman-40w-folding-solar-panel-0112043p.html
That's a good deal! Should take care of your needs.