Unable to answer "How many cars can be charged at this charging station at the same time?" for https://osm.org/node/2552963744 via StreetComplete 28.1:

ebike, 2 Säulen wie im Foto.

Attached photo(s):
https://westnordost.de/p/25634.jpg
https://westnordost.de/p/25635.jpg