Thanks everyone for all the great suggestions. Really appreciate all the help and didnt expect this amount of suggestions (especially as a noob here).
I mailed Fasttech if they can skip the battery, would be the best/cheapest option and no risk of getting a fake. No reply yet but will give it some more time, as its weekend and possible time differences.

As pointed out above some German sellers don’t ship to the Netherlands but I have some German friends who could bring it over.