You Do Need power plug adapter while traveling from Germany to Somaliland.

Here is Why You Need An Adapter

The outlet and plug type used in Somaliland is G and in Germany are C and F. This is how they look like.

Germany

In Germany, outlets of type C and F are in use.

Type C

Type F

Somaliland

In Somaliland, outlets of type G are in use.

Type G