Electric installation of a Broadlink TC2

Hi, trying to not make mistake and burn my new TC2 (or the house :stuck_out_tongue: )

I want to install the TC2 in a kitchen which has a 2 way switch (not sure if this is the correct naming, basically the central light is controlled from 2 places in the kitchen.

I want to put a TC2 only in one place of the kitchen (the other switch is rarely used, no need to change from manual to automation), and besides I want to automate it, later with a light sensor.

The diagram of the existing installation is the following

This is my existing 2 way switch

and this is the TC2 (I know its a 2 Gang, for the moment I will use only 1 gang, when a 1 Gang arrives I will move it)

L is the live wire (?)
L1 is the neutral wire of Gang 1(?)
L2 is the neutral wire of Gang 2(?) (second switch which I will not use)

How shall I connect the A (2 white wires) and the B (1 brown wire) to the TC2??

What you have is a 3-way switch. I don’t think you can do what you’re wanting to do with that hardware without removing/bypassing the slave switch.

I’ curios to know if you did it and your diagram works, I have the same idea and need