Does this tiny SWR meter work?

Updated short on the tiny swr meter: https://youtube.com/shorts/yb1kFQwgfEg?feature=share

Join me for this week's Sunday Night Ragchew as I look at this tiny, cheap swr meter I got on TEMU for $15. Let's look at it, test it and see how it does! I must be worth at LEAST $15 right? It's $26 on Amazon.
If you want to understand SWR, this is a great article, if you can understand the article:
https://www.arrl.org/files/file/Technology/tis/info/pdf/q1106037.pdf

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Amazon affiliate link for Mini SWR Meter:
https://amzn.to/3Q8kira

PREParedness & HAM Radio sprinkled with some tower climbing!

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