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

Here is Why You Need An Adapter

The outlet and plug type used in Balearic Islands are C and F and in Zimbabwe are D and G. This is how they look like.

Zimbabwe

In Zimbabwe, outlets of type D and G are in use.

Type D

Type G

Balearic Islands

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

Type C

Type F