Illucio Glass 1 Gang Touch Light Switch 1 Way Black Glass
There are two terminals in a one way light switch.
You can use it as a one way switch by using the com and l1 terminals only. A 1 gang switch will control a single lighting circuit and with a 2 gang switch you can control two lighting circuits and so on.
Two Way Light Switching Light Fitting
Mk Logic Plus 10ax 2 Gang 2 Way Light Switch White With White Inserts
Euro Style Light Switch Help Do It Yourself Diy