Suitable for use with 3-pole earthed plugs, this universal adapter + twin Usb charger connects travelers in over 190 countries worldwide. It features 3 sliding plug faces that alternate between American, British and Australian / Chinese configurations. Simply press the button on top of the travel adapter, slide out the relevant pins and you're ready to go. In addition, a detachable Euro adapter converts 3-pole earthed plugs to fit most European sockets. Ideal for powering important devices, the 2 Usb ports have a 2.4A auto-regulating power output when dual charging.