1-Channel 5V Relay Module for Arduino

250V/10A 1 Channel SPDT Power Relay Module 5V Control for Arduino DIY PIC AVR DSP ARM MCU

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Step 2: Interfacing the relay modules to the Arduino

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Buy 5V 1-Channel Relay Module for Reliable Device Control

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1 Channel 5V Relay Module with High/Low Level Trigger – Konnected

A normal style relay to switch a single data line to turn on/off. Perfect for RaspberryPi or Aduino projects. You need 5v to power the relay coil.

Relay for Raspberry Pi or Arduino 1-Channel 5V Relay Module 250V/10A

The module complies with international safety standards, the control area and the load region isolation trench. With the power supply and relay

1 Channel Relay Module Interface Board Shield for Arduino 5V Low Level Trigger One PIC AVR DSP ARM MCU DC AC 220V