I saw these on eBay last night and wonder if they're too good to be true. Has anyone used them? Can they handle long peroids of 5-7A output through the jumper cables? Is their rated capacity exaggerated? I'd love to be able to use one to power an EQ6 and laptop
http://www.ebay.com.au/itm/BORUIT-68...wAAOSwnbZYGfZt