Plug Cover with hidden handle - Tapa de enchufe con tirador oculto

Security plug cover with hidden handle to keep kids secure and avoid electricity harms.
Tapa de enchufe con tirador semioculto para evitar que los niños manipulen los enchufes.
Updated 10/06/2017: first version didn't work. As soon as my daughter saw the cover she removed it of the plug quite easily, so I improved it so it keeps in place better.
(Use under your own responsibility)

First print test