Power supply on off switch help

[zerox_dogma]

Hi, I need to know what I need for add a on/off switch to my power supply (I use it in the has supergun 4.0) any idea?

I’m tired of connect and disconnect the cable from the wall.
I want add a switch . Look the picture and thanks in advance for the help.

 

[zerox_dogma]

I’m thinking to add something like that (look the pic) its possible? Where I can find it.
I’m very slow for the electric things

 

[RGB]

Perhaps an AC cable with switch? - https://www.atxpowersupplies.com/computer-power-cord-with-switch.php

 

[zerox_dogma]

Good idea. Thanks