G3/4 Male Thread Water Flow Hall Sensor Switch Flowmeter Counter 1-30L/min

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

4 Points Water Flow Switch Control Flowmeter Counter Male Thread 1.5-30L/Min

G1/2" Hall Liquid Water Flow Sensor Switch Flowmeter Meter 1-30L/min SEN-HZ21WI

G3/4" Hall Effect Liquid Water Flow Sensor Switch Flowmeter DC 5V 2-45L/min

G3/4 Hall Effect Liquid Water Flow Sensor Switch Flowmeter Meter 2.5-30L/min

G3/4 Hall Effect Liquid Water Flow Sensor Switch Counter DC5V 1-30L/min YF-B6

G3/4 Hall Effect Liquid Water Flow Sensor Switch Meter Counter 1-30L/min YF-B6