You Do Need power plug adapter while traveling from Guadeloupe to East Timor (Timor-Leste).

Here is Why You Need An Adapter

The outlet and plug type used in East Timor (Timor-Leste) are C, E, F and I and in Guadeloupe are C and E. This is how they look like.

Guadeloupe

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

Type C

Type E

East Timor (Timor-Leste)

In East Timor (Timor-Leste), outlets of type C, E, F and I are in use.

Type C

Type E

Type F

Type I