5 Stück Wasserstandssensor Flüssigkeit Regen Wassertropfen Tiefenerkennung Sensor
3,22 €
Water Sensor is a simple, easy-to-use, cost-effective water level/water droplet identification and detection sensor. The current flows from B to A through the conduction of the liquid. The larger the amount, the greater the current passing through the wire and finally reaching the circuit, and is converted by the transistor into a corresponding analog signal output.
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