TDS meter on amazon

TDS meter on amazon:

https://www.amazon.com/Quality-MagicPro-Released-Premium-Handheld/dp/B01JQZT1EU?tag=greenrel-20

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I have this Etekcity one for $12.99. Have had good results.

@MacGyverStoner Just out of curiosity have you had a chance to use either one or both of these? Thanks

I ordered these just today. I hope I did okay. If ordered together there is a 15%


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