Extech PH305 pH/mV/Temperature Electrode
pH/mV/Temperature Electrode

The Extech PH305 electrode can measure pH, mV, and temperature. Compatible with the PH300 Waterproof pH/mV/Temperature Kit, the EC600 Waterproof Conductivity Kit, and the DO700 Portable Dissolved Oxygen Meter. It comes with a six-month warranty.