You can buy a digital keyring to show the code if you want, e.g. https://www.nets.eu/dk-da/l%C3%B8sninger/nemid/nemid-til-private/n%C3%B8gleviser https://www.ne

You can buy a digital keyring to show the code if you want, e.g. https://www.nets.eu/dk-da/l%C3%B8sninger/nemid/nemid-til-private/n%C3%B8gleviser https://www.nets.eu/dk-da/l%C3%B8sninger/nemid/nemid-til-pri... -- which has a limited lifetime battery; I don't check my account often enough so I'm not bothered with the paper card.