SAMS CLUB OFFER
go to www.livingsocial.com/deals/1603112-25-for-a-1-year-sam-s-club-savings-membership-10-e-gift-card-100-in-additional-savings?pos=0 $25.00 for a year plus a $10.00 gift card.
With out being a member or signing in you can visit Sam's club and get pricing for your local store.
But which battery is dependent on the kind of camping you intend to do. If you are just overnighting at a Walmart or FlyingJ then the GC2 will be sufficient
However if you intend to spend a few days without hook ups I would go the Premium GC2.
TAKE NOTICE of the posts on the battery