nest smoke and thermostat
@Duane, while not 100% perfect due to the fact that it’s built-in motion sensor can’t be used with ST, the Samsung SmartCam HD Pro has been working excellent for me since August last year. No complaints except the motion capabilities. I personally haven’t tried other cameras, but others will chime in eventually. I recommend searching the Community as well.
Here’s the supported list as well:
I think the problem with your question is the word “perfectly”!
There is nothing working “perfectly” with SmarthThinbgs…
Read the forums and pick your best option, then test test and retest. Thats all!