This In Line Table Switch White is designed to be added to the flex of a table lamp.
The In Line Switch has terminals for both the Neutral and Earth wires with the Live wire being connected to the switch part.
There is a cord grip in each end of the In Line Switch. This has a snap together case and cord grips at each end of the switch.
62mm long, 24mm across & 18mm deep.
To open the cover insert a small screwdriver in the small slot just below the cord grip at one end of the switch and leaver the back off.
Then do the same in the other end.
To close the cover just snap the back onto the body.
Below is a quick video on how to remove the switch.