Ensure vital equipment can't be accessed by locking off the socket at the wall outlet.Suitable for standard UK single sockets and can be used for switches, power sockets, network points, etc.To fit, isolate the power to the outlet, loosen the screws and place the cover behind the faceplate then re-tighten the screws pulling the cover into place.To use cover with plug sockets, turn the cover 90-degrees.Can be locked ou byt 2 padlocks, if more are needed, a suitable hasp can be used.Please note that the cable gaps are located at the side and may not be suitable for thicker/rigid cables.Dimensions: 65 x 100 x 130mm.