"WardsSci000337"

This palm-sized pH meter with cabled electrode can measure pH, voltage potential difference (mV) and temperature.

LED light-up display designed for hydroponics, horticulture, and agriculture applications.

This continuous pH monitor features an easy to use, quick to set up design for real-time pH readings.

This continuous pH controller lets users measure and adjust pH levels automatically.

This 3-in-1 continuous pH/EC/Temp monitor is easy to use and has a full display that allows users to have real-time readings of pH, Conductivity, and Temperature.

This continuous TDS monitor features an easy to use, quick to set up design for real-time Total Dissolved Solids readings.

Reads either pH (in 0.01 resolution) or mV in large digits, with time, date, and temperature (in °C or °F) shown simultaneously on the lower display.

This pH controller kit includes a dosing pump that allows users to measure and adjust pH levels automatically.

This 3-in-1 continuous pH/TDS/Temp monitor is easy to use and has a full display that allows users to have real-time readings of pH, Total Dissolved Solids, and Temperature.

With a long-lasting design, this 3-in-1 tester is a smart choice for student experiments in both the classroom and field applications.