Fish Tanks & Supplies

Digital pH Meter, Handheld Water Quality Tester, High Precision LCD Monitor for pH and Temperature Measurement, Ideal for Drinking Water and Pools Versatile Applications: This compact yet powerful device is designed for a wide range of uses, making it ideal for environmental protection, wastewater treatment, laboratories, and tap water testing. Easily measure the alkalinity of aquariums,... Digital pH Meter, Handheld Water Quality Tester, High Precision LCD Monitor for pH and Temperature Measurement, Ideal for Drinking Water and Pools