5V Raindrop Controller Module with Relay Humidity Anhydrous Switch

SKU: 181106

2.41 2.41 Piece 2.41 USD

¥ 17.60

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  • Connected to the power supply, power indicator light, no water droplets on the induction board, the relay pull, start the relevant equipment, switch indicator light, dripping a drop of water, the relay is off, the switch indicator light does not shine

  • The sensor uses high-quality FR-04 double-sided material, and nickel-plated surface, with anti-oxidation, conductivity, and life more superior performance;

  • The module directly with high-power relay, direct control of the load;

  • With the potentiometer to adjust the sensitivity, control in different water, the control relay on.