PSA: Don't buy these or similar units. These are snake oil. They do not work nor are they accurate.
PSA: Don't buy these or similar units. These are snake oil. They do not work nor are they accurate.
Don't be afraid of the little reagent kits, they're easy to use and accurate and cheap! Think of them like little science kits. :)
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Euhm. Bought one like a week ago. It does seem to work as expected, what is wrong with these exactly?
The moisture sensor may provide a somewhat accurate reading (or at least within a decent margin or error). The pH meter on the other hand will require regular calibration and cleaning to maintain accuracy. Consumer level electronic pH meters are always a pain to keep their sensor from fouling.
Plus it's super fun to measure pH with the soil testing kits. They make me feel like a scientist