KY-019 5V 1 Channel Relay Module Board for Arduino

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$ 4.26
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KY-019 5V 1 Channel Relay Module Board for Arduino

https://www.satistronix.com/web/image/product.template/3105/image_1920?unique=3487516
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$ 0.43 0.43 USD $ 0.43

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    Categories :
    Relay Modules
    SKU :
    181065
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    Features:

    • The new 5V Relay Module

    • Can be used as microcontroller development board module can be used as home appliance control

    • 3,5 V-12V to TTL control signal

    • The control signal DC or AC, 220V AC load can be controlled.

    • There is a normally open and one normally closed contact

    • A power indicator light

    • A control indicator, pull off, disconnect does not shine

    • Transistor drive to increase the relay coil control pins high impedance.

    • The control pin has a pull-down circuit to prevent malfunction relay vacant

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