i looked at so many of them each of them had many differnt prombles the one from Camco i found you have to trun your plug on the back your RV so that the cord is in the down postion. the last time i was at CW i pick up one from Conntek on sale for $30.00 realy nice and the end plug can be trun so it work on all rv. it come with dretion on how to do it.
http://www.conntek.com/products.asp?id=763