DC12V NE555 Automatische Wasserstandsregelung Flüssigkeitssensor Schalter Relaisplatine Zum Selbermachen
3,87 €
Conductive fluid. Stop pumping when the water level reaches C probe. A/B/C water level sensing wire can be used ordinary wire, wire exposed 5CM. when the water level is lower than point B automatically pumping, when the water level is high sub-point C stop pumping!
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