If you go to United Kingdom, you'll need a travel adapter because they are the only country to use type G electric plugs! Whether you go to England, Scotland, Wales, Northern Ireland, you'll find these type of plugs. But don't worry, lots of shops sell plug adapters so it's really easy to find one.
Note that some hotels provides universal plugs.
To know if you need a travel plug adapter to go to England (UK), you have to consider 3 things : the shape of the plugs, the voltage and the frequency of the current delivered by electrical outlets in England (UK).
Here are the shape of the sockets in England (UK), and the the types of plugs used in England (UK) :
If none of your usual plug is compatible, you should buy a universal travel adapter to be able to plug your electric devices (please visit our selection on Amazon for details).
Voltage : 230 V
Frequency : 50 Hz