Check-in is very simple: Just scan the Hansefit QR code in the lobby with your app before your scheduled session begins.
You can also find all available dates on the online calendar:
https://widget.easyweek.de/lomi-lounge/59338. If your preferred time isn’t listed or you’d like to schedule an appointment on very short notice, feel free to message me on WhatsApp (49 176 34155644), and I’m sure we can work something out.