I bought a $20 job off eBay that works just fine. I've linked the model via Amazon, but you can absolutely find it cheaper than this listing:
https://www.amazon.com/HOUSEEGE-Vacuum-Machine-Automatic-Compact/dp/B09C9P4LMX/ref=sr\_1\_82?crid=RUVL2WF2357G&keywords=vacuum+sealer&qid=1649739535&sprefix=vacuum+sea%2Caps%2C376&sr=8-82