The solar fan is available at Walmart for about $30 Something like this http://news.com.com/8301-10784_3-6079960-7.html

Solar panels on the back shelf? I was looking at the Escape Hybrid pictures and there is one with a bunch of solar panels on a roof of a red FEH. Not sure how they were being used though. But there are solar car battery chargers like http://www.modernoutpost.com/gear/de...saverplus.html not sure it they will charge the TCH battery though.