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    4 Channel 5V Relay Module with Optocoupler

    ₹229.00 ₹199.00

     

    1. One normally closed contact and one normally open contact
    2. Channel: 4 channel
    3. Relay Operating Voltage: 3.3V to 5V
    4. Triode drive, increasing relay coil
    5. High impedance controller pin
    6. Pull-down circuit for avoidance of malfunction
    7. Power supply indicator and Control indicator lamp
    8. Power supply and relay instructions, lit, disconnect is off;
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