Combination Water Meter Kit with pH Probe rockwool The GSI-1 knows when temperatures

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Combination Water Meter Kit with pH Probe rockwool The GSI-1 knows when temperaturesThe Sper 850048 Combination Water Meter can Measure Dissolved Oxygen, pH, Conductivity, TDS, Salinity or Temperature Using Different Probes. This kit includes includes one pH probe. Additional probes (optional) also allow it to operate as a highly accurate pH meter, Conductivity meter, TDS meter, Salinity meter or DO meter as desired. Probes change are easily changed and include specially designed guards to prevent tip damage. This meter is the ideal