For travelers from more than 150 countries to the world.
Also a detachable and inter-operable dual USB top provides a powerful USB charger connection.
Worldwide adaptor is composed of two different adaptors that can be used separately or combined:
World to Europe adaptor,
Europe to World adaptor.
Attention: the adaptor does not convert voltage.
For devices with 2- and 3- pole plugs in protection classes I and II, including hairdryers and laptop.