pH/TDS/EC digital pen

What do you, master growers, recommend?
TIA,
J

I’ve gone through a BUNCH of cheap ones. This blue labs ph pen has lasted me quite a while and holds a solid calibration
Bluelab PENPH pH Pen for Plant Germination https://www.amazon.com/dp/B005POOJHG/ref=cm_sw_r_cp_api_i_abOiDbEDJBATZ

TDS I just use a run of the mill
Water Quality Tester, Accurate and Reliable, HoneForest TDS Meter, EC Meter & Temperature Meter 3 in 1, 0-9990ppm, Ideal Water Test Meter for Drinking Water, Aquariums, etc. https://www.amazon.com/dp/B073713G5F/ref=cm_sw_r_cp_api_i_pcOiDbFE9XKM4

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Apera is also a good pH meter. I have pH 60 model very pleased.

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Just remember with a meter theres PH 7.0 ,PH 4.0 and probe storage solution $$ you need too.

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Do you have a pic?
@Member420

Thanks.
@ThatoneAKguy

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I’m hardly a grower, let alone a master, but I use the same PPM meter as @ThatoneAKguy, and my pH meter is the Apera PH20. No complaints about either.

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Cool deal. I’ll probably purchase that one.
@elheffe702
Here’s to 36 hrs of darkness until harvest.


Theres probe cleaner too ,the 2.77EC is for a PPM meter

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PH n PPM Meter sets are all over Amazon…$20
Works good…as long as you don’t drop into the water.

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