Danke für die Info. Hier der Auszug aus dem FAQ:
Yes, but in this case you won't get the discounted price reserved for backers who pledge during the campaign.
Which is the shipping cost? What if I take add-ons?
The shipping costs are explained in the shipping cost panels. You have one fixed shipping cost for your pledge (no matter which one) and a separated shipping cost for your add-ons.
The shipping cost for add-ons is fixed no matter how many add-ons you take!