I recently bought a camper and being winter I wanted to start a project to use this summer. SO I wanted to make solar cells. I researched online and came up with various ideas and via google shopping found fair prices at solar winds usa. I ordered appx $130.00 of 4x4 tabbed solar cells. This means that they have wire soldered to them in two places and helps if you are skilled. I called after 10 days and was assured it would be in the mail the next day. Two weeks later I finally got thru on the phone while the "owner" was on a roofing... read full review »