It takes a lot of the guesswork out. Available for not much on eBay.
This one? https://www.ebay.ie/itm/403366204857?mkcid=16&mkevt=1&mkrid=5282-175127-2357-0&ssspo=fvvrpmh9qh6&sssrc=2047675&ssuid=&widget_ver=artemis&media=COPY
Only thing to check is the top end range, and it looks like that goes to 550c which should be plenty. Can’t speak for the specific one, but I imagine it’ll be fine for pizza.
@birofunk started
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It takes a lot of the guesswork out. Available for not much on eBay.