1/2/5PCS G1/2 Water Flow Sensor Fluid Flowmeter Switch Counter 1-30L/min Meter

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

G1/2 Hall Effect Liquid Water Flow Sensor Switch Counter 1-25L/min Black

Hall Effect Water Flow Sensor Counter Indicator Flowmeter G1/2 Thread 1-30L/min

Water Flow Sensor G1/2" Hall Flowmeter Switch 1-30L/min Liquid Flow Meter

Flow Sensor G1/2 Water Flow Hall Sensor Switch Flowmeter 1-25L/min Flow Meter

G1/2" Water Flow Hall Sensor Switch 1-30L/min for Cooling System Durable

G1/4 Hall Effect Liquid Water Flow Switch Flowmeter Counter 1-25L/min