You Do Need power plug adapter while traveling from Myanmar (Burma) to British Virgin Islands.

Here is Why You Need An Adapter

The outlet and plug type used in British Virgin Islands are A and B and in Myanmar (Burma) are A, C, D, G and I. This is how they look like.

Myanmar (Burma)

In Myanmar (Burma), outlets of type A, C, D, G and I are in use.

Type A

Type C

Type D

Type G

Type I

British Virgin Islands

In British Virgin Islands, outlets of type A and B are in use.

Type A

Type B