Pool Thermometer Water Temperature Probe 4 Points Turbine Flow Sensor

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G1/2" Hall Effect Fluid Water Flow Sensor Switch Turbine Flowmeter 1-30L/min

4Points Copper Hall Effect Flow Sensor Turbine Flowmeter 1.5-30L/Min Male Thread

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Water Flow Switch Control Flowmeter 4 Points Copper Hall Effect Flow Sensor

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G1/4" Hall Effect Water Flow Sensor Switch Flowmeter Fluid DC5V 0.2-2.5L/min