This bears repeating.
The only adapter you need is just so that the plug will fit into the wall socket. You do not need any kind of voltage converter. Laptops and phones all have AC adapters that will work on either voltage standard.
This bears repeating.
The only adapter you need is just so that the plug will fit into the wall socket. You do not need any kind of voltage converter. Laptops and phones all have AC adapters that will work on either voltage standard.