The advanced neck fan integrates multiples fans and exhaust outlets for effective cooling or heating. It's a bit on the large and pricey side, but the quality is there to back up the high cost.https://www.notebookcheck.net/Torras-Coolify-Cyber-is-an-AI-powered-neck-fan-with-air-conditioning-and-heating-for-260.841484.0.html
Good grief!!! Now they are adding "AI" to neck worn Peltier effect devices!!
HAHAHAHAHAHAHAHAHAHA!!!!
Surely an overpriced novelty item for those with more $$$ than sense.
Yes - it can heat & cool.
Yes, this sort of thing (Peltier effect) is horribly inefficient.