You Do Need power plug adapter while traveling from Cameroon to Honduras.

Here is Why You Need An Adapter

The outlet and plug type used in Honduras are A and B and in Cameroon are C and E. This is how they look like.

Cameroon

In Cameroon, outlets of type C and E are in use.

Type C

Type E

Honduras

In Honduras, outlets of type A and B are in use.

Type A

Type B