Yah it look like the v4 handset.
I have a 14" Skywatcher goto and it looks the same.
Confirmed also with the below link:
https://www.astro-baby.com/astrobaby...tware-history/
Can you control the dobsonian with it, like use the buttons and the scopes moves up and down , left and right?
Can you go through the brightest star alignment or two star alignment process at all?