What is Reddit's opinion of PH Meter for Water Hydroponics Digital PH Tester Pen 0.01 High Accuracy Pocket Size with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium (Blue)?

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My distilled water with 1/8 teaspoon of lime gets a pH reading of around 12. Will this negatively impact the casing layer? Is the distilled water off? Could it be the pH meter? I calibrated it but haven't had much luck. This is the one that I got:

PH Meter for Water Hydroponics Digital PH Tester Pen 0.01 High Accuracy Pocket Size with 0-14 PH Measurement Range for Household Drinking, Pool and Aquarium (Blue) https://www.amazon.com/dp/B08ZDCXSYT/ref=cm_sw_r_apan_glt_fabc_QY6K4PTAE13MKQD6KEET?_encoding=UTF8&psc=1

Thanks in advance for your help! :)

https://www.amazon.com/dp/B08ZDCXSYT/ref=zg_bs_393271011_2/142-4829563-9156426?pd_rd_i=B0915WWTTS&psc=1 I use this one and it is accurate indeed, I don’t remember if it comes with a calibration kit but after calibrating it goes smooth