Looked on the website you posted.
Description section says it draws 10 amps max. Technical Specifications section says 6.5 amps max. Which is it? That's a pretty big difference.
Be sure to read the reviews on the website. Reviews appear to be a mixed bag.
1988 Coleman Sequoia - popup (1987-2007)
2012 Roo19 - hybid (2012-2015)
2016 Mini Lite 2503S - tt (2015 - ???)
2011 Traverse LT, 3.6L, FWD
2009 Silverado Ext Cab, 5.3L, 4x4, 3.73
2016 Silverado 2500HD Dbl Cab, 6.0L 4x4, 4.10