Digital Water Tester 4-in-1 — pH, TDS, EC & Temp Meter for Home Aquarium Use

Accurate, high-precision measurements: this water quality analyzer provides reliable pH and conductivity (EC) readings so you can trust the results. Multifunctional 4-in-1 tester: the pen-style device measures pH, TDS, EC and temperature in one unit, offering a versatile solution for a range of water testing needs.