What is Reddit's opinion of Neewer New Mini Digital Pen Type PH Meter PH-009 I Multimeter Tester Hydro?
From 3.5 billion Reddit comments

Neewer New Mini Digital Pen Type PH Meter PH-009 I Multimeter Tester Hydro

By popularity on Reddit, this product is:

#88 in Lab pH Meters

Check price on Amazon

1 review of this product found across Reddit:

http://www.amazon.com/gp/product/B0087LOWIA/

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