GREDIA G3/4" Hall Effect Liquid Water Flow Switch Control Flowmeter Counter Meter for Humidifier Water Dispenser Shower Water Heater Copper BSP Male Thread 1-50L/Min G3/4" Water Flow Switch sound Secured with a thumb screw

Secured with a thumb screw

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GREDIA G3/4" Hall Effect Liquid Water Flow Switch Control Flowmeter Counter Meter for Humidifier Water Dispenser Shower Water Heater Copper BSP Male Thread 1-50L/Min G3/4" Water Flow Switch sound Secured with a thumb screwGREDIA G3 4" Hall Effect Liquid Water Flow Switch Control Flowmeter Counter Meter for Humidifier Water Dispenser Shower Water Heater Copper BSP Male Thread 1 50L Min Purpose Mainly used for water flow switch control of electric appliances such as water heaters, humidifiers, drinking fountains. According to the different control methods of the switch, it can be used for two ways: power supply or power supply. It can be used for rapid electric water