Ram question for the GX502GW

[II_OcTavian_II]

I would like to get another ram stick for my laptop that is arriving soon.
My question is in the soldered 16gb stick in the Zephyus S, what is the CL value? I would like too get a stick with a matching value.

Thanks.

[II_OcTavian_II]

I am planning to use this
https://www.crucial.com/usa/en/compatible-upgrade-for/ASUS/rog-zephyrus-s-gx502gw#MEMORYFilters

Is there a better item?