Worldwide Adaptor + Usb-a Usb-c, suitable for use with 3-pole earthed plugs, this adaptor connects travelers in over 190+ countries worldwide. It features 3 sliding plug faces that alternate between American, British and Chinese or Australian configurations. Simply press the button on top of the travel adaptor, slide out the relevant pins and you're ready to go. In addition, a detachable Euro adaptor converts 3-pole earthed plugs to fit most European sockets. Ideal for powering devices.