pH Electrode, pH Electrode All-in one, Testing Parameter pH, Measurement Range 0-14 pH, pH Range 0-14 pH Units, Tip Shape Round, Operating Temp. Range 0 Degrees to 80 Degrees C, Body Material Epoxy, Diameter 12 mm, Length 130 mm, Cable Length 0.91 m, Connector BNC, Amplifier Not Applicable, Temp. Sensor Yes, Max. Pressure Ambient, For Use With Oakton(R) pH 300 Meters, Oakton(R) pH 310 Meters, Oakton(R) pH/Conductivity 300 Meters, Oakton(R) pH/Conductivity 510 Meters, Standards Not Applicable