Here's my test version . I borrowed a ZWOASI071MC. Just incredible the difference a good cooled camera makes.

This was 65 best of 100 images Gain 380 6 sec. for a total of 6.5 minutes exposure.

IMHO it blows my previous attempt with my old Olympus E-PM2 into the weeds.
Link
https://www.astrobin.com/3vkk5l/?nc=user 65 Subs @ 6 sec
Link
https://www.astrobin.com/3vkk5l/?nc=user 245 Subs @ 3 sec