[compumike]

That's the point -- you don't have to sit next to your pan monitoring anything at all. The Pantelligent app does that for you (and then sends you alerts), and it does it quite well! Even if you're an experienced chef already, this frees you up to do other things.

Yes, batteries are great! Adding a thermoelectric generator is a possibility -- the power requirement is certainly met -- but it adds significant complexity.