- much less than the bee supply stores for the same thing - I would recommend this
- Expensive compared to other similar products in the market.
TDS water quality tester - TDS water hardness meter (portable digital salt meter for water analysis)
Portable digital multimeter with sound continuity and thermocouple (electric tester) LTX DT-838
Efficiently Test Your Antifreeze And Battery Acid With A 3-In-1 Refractometer
💧 Enhanced Water Analysis: HM Digital HydroTester Offers Unparalleled Resolution and Accuracy