You Do Need power plug adapter while traveling from Puerto Rico to Chile.

Here is Why You Need An Adapter

The outlet and plug type used in Chile are C and L and in Puerto Rico are A and B. This is how they look like.

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

Type A

Type B

In Chile, outlets of type C and L are in use.

Type C

Type L

I am from

going to