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When its built-in sensor senses that the room temperature has exceeded the setpoint by at least 1°F
Speed Controller: Each kit features a controller on the power cord
For the best results
*** Optional thermostat
Operates safely without high voltage
Combination Water Meter Kit with Dissolved Oxygen Probe fans-ventilation-ducting When its built-in sensor sensesThis Multi Purpose Water Meter can Measure Dissolved Oxygen (DO) , pH, Conductivity, TDS, Salinity or Temperature Using Different Probes. The kit includes includes one DO 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 tool
US$ 194.95
US$ 106.47
US$ 86.95
