Energenie are proud to offer users of Raspberry Pi a low cost home control solution. Our best-selling remote control sockets are now available with a controller board for Pi. Whether you are a Pi newcomer, hacker, or Python sage you will be able to control your electrical sockets within a range of up to 30 metres, through doors, walls and ceilings. In the pack is one Pi controller board, 2 European remote control sockets and a start up guide which shows how simple on/off control can be achieved. For advanced users the applications are only limited by your imagination.
This adapter is suitable for European countries with sockets which accept the CEE 7/4 Shuko format of plug. See the GPIO Zero documentation for example usage: http://gpiozero.readthedocs.org/en/v1.2.0/api_boards.html#energenie http://gpiozero.readthedocs.org/en/v1.2.0/api_boards.html
Also see the Energenie section of Ben's blog post about the changes: http://bennuttall.com/whats-new-gpio-zero-v1-2/