If you are asking about the prisoners, there was no special badge or triangle for German nationals.
The Germans in the concentration camps were mostly responsible for security, they were the guards and the executioners.
No, they were members of the SS and wore SS uniforms.
they made the Jews wear the star of David and sent them to concentration camps
Germans
yes they lived close to the camps
they rode electric scooters
=== === They called them Konzentrationslager.
They were taken from their homes and transported in cattle cars (where they had to stand) to the concentration camps.
Political opponents and dissidents were sent to concentration camps. Also, homsexuals and 'anti-social elements'.
They were put in concentration camps and extermination camps.
Here are the name of the Major Concentrations in Poland during the Holocaust:AuschwitzBelzecChelmnoMajdanekSobiborWarsaw
to keep the Jews away from the Germans