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Kemo M158 Water Sensor Relay Switch Module, 9-12VDC

Kemo-M158-Water-Sensor-Relay-Switch-Module-9-12V-DC-Kemo-M158-P-This-module-has-a-very-sensitive-input-for-a-pair-of-probes-When-the-2-probes-come-into-contact-with-water-a-relay-switches-on-which-can-be-used-to-control-sirens-lights-pumps-etc-P-P-The-water-sensors-use-an-extremely-low-voltage-in-order-to-prevent-the-otherwise-usual-oxidisation-through-galvanic-currents-P-Kemo-M158-Water-Sensor-Relay-Switch-Module-9-12VDC

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