A Temperature probe was a game-changer when I really got into smoking. Whether it’s 1 probe or 2. You can get away with 1 but 2 is way more useful. (Funny how many ovens I have check that aren’t showing accurate temps, and are off by quite a bit too!).
Temp probes give better and more consistent results they help you keep things in check when you are doing a cook. Whether it’s a ceramic, electric pellet or kettle smoker – none will give an accurate temp from my experience.
If you just wan the easiest most conienent setup for low & slow –