






🌿 Grow smarter, not harder — master your nutrients with precision!
The YINMIK 4-in-1 pH Meter is a professional-grade hydroponic tester that simultaneously measures pH, electrical conductivity (EC), total dissolved solids (TDS), and temperature. Featuring a fast-response stainless steel electrode designed for continuous immersion, it delivers accurate, real-time nutrient data. Pre-calibrated and ready to use with included calibration solutions, this versatile device supports indoor and outdoor growing, aquariums, pools, and more, backed by responsive 24/7 customer support.






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