I am charging an Aluratek Libre Pro with a 10Watt panel the same size as my 23" desktop
LCD widescreen monitor.
http://www.northerntool.com/shop/too...6972_200496972
The adapter can handle the output of two of these panels, I think. I have
two of these panels now, and a "Y" cable auto power plug on order.
Here are some pic: