Rain sensor

تاریخچه قیمت

توضیحات

Product description:Voltage: 5VPower indicator light, the output signal is LED indicating lampTTL level output, TTL output signal for low level drive capacity of around 100MA, and it can directly drive the relay, buzzer, small fan etcSensitivity adjust via potentiometerWhen no rain, the LED light output high level, when raining, the output ground level, then LED is brightThe raining board and the control board is separate, convenient to rise the wire.Large area of the board is more conducive to detect the rain.The board is equipped with a positioning hole to facilitate installationSize: 3*1.6…

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