About 5” diameter, fits inside a coffee can. About the same tall
https://www.solostove.com/solo-stove-lite/I got the smallest. 9oz ..304 stainless steel. They make $400 backyard versions!!
Definitely on my list of apocalypse necessities
I believe the Brits used something like this in Ww2...it has a double wall and vents in the bottom..a top portion flips to make a support for a pot of water... the trick here is to not necessarily cook on it but a quick boil of water to reconstitute freeze dried backpacking foods
Theoretically you could replace a white gas or butane stove. Also has an accessory piece to burn alcohol
Awesome as a mini bonfire 🔥