You Do Need power plug adapter while traveling from Balearic Islands to Senegal.

Here is Why You Need An Adapter

The outlet and plug type used in Senegal are C, D, E and K and in Balearic Islands are C and F. This is how they look like.

Balearic Islands

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

Type C

Type F

Senegal

In Senegal, outlets of type C, D, E and K are in use.

Type C

Type D

Type E

Type K