HM Digital Replacement Probe COM-300

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COM-300 Replacement ProbeSpecifications(Replacement pH/EC/TDS/TEMP Sensor for COM-300)Measures pH, Conductivity(EC), TDS, and TempMeasures TemperatureProbe: ABS materialStainless s teel sensor pinsThermometer: YesGlass pH sensor with reference tubeCap with a sponge is included for storage solution Show more