Level and Float Sensors
Float Switch - Water Level Sensor
A float switch is a device used to sense the level of liquid within a tank, it may actuate a pump, an indicator, an alarm, or other device.
Use them with hydroponic..
Liquid level sensor
The non-contact liquid level sensor utilizes advanced signal processing technology by using a powerful chip (XKC-Y25-T12V) with high-speed operation capacity to achieve non-contac..
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