Regentropfensensor Wetter Feuchtigkeitserkennungsschild mit Steuerplatine für Arduino
4,11 €
The relay is disconnected, and the switch indicator lamp is not on. 1, the sensor adopts high quality FR-04 double faced material, super large area 5.0 4.0CM, and with nickel plated surface, it has better resistance to oxidation, conductivity, and the life of the superior performance;.
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