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  • Relay Boards

  • 5V Dual Channel Relay Module with Optocoupler

  • ₹100
  • Low Level Trigger Relay Module Two separate LEDs for On/Off indication of the Relay. Triggering input voltage 3.3V – 5V Two separate LEDs for On/Off indication of the Relay Triggering input voltage 3.3V – 5V 4) Back EMF protection Back EMF protection 2 LEDs to indicate when relays are ON. Works with logic level signals from 3.3V or 5V devices…
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