slipping socket / safety socket

The security receptacle that can suit for different people to use. The receptacle has two forms ( the two sockets and three sockets) , its surface is accidented the blind people can identify. So this way is very simple and convenient to use\'. The users hand plug and down pessure, then it can galvanize afterfixing the position. Avoid the design of the false electrocution and the users also can avoid hazards. The end of receptacle line has directional icon,
Users can easy to hold the plugs to shift the direction.The safety of its can let people get more
Care.