A single-channel relay is an electronic switch that can be controlled by a low-power electrical signal, such as the output from an Arduino microcontroller. By using an Arduino Uno and a single-channel ...

LoRa-Project-with-ESP8266-Arduino-control-Relay In this Lora project, I have shown how to make the LoRa Arduino ESP8266 control relay using the RYLR896 LoRa module with real-time feedback. So after ...

Here, we are using a 4 relay module because we will only control four appliances. If you want to automate a different number of appliances, you can use a different relay module. There are many relay ...

These two practical Arduino projects show you how to control a relay from a smartphone using an Arduino Uno either over Bluetooth or over Wi-Fi via an ESP8266 -based ESP-01 module. Whether you are ...

Step 1 (Connect SIM900 With Arduino) Use picture as a reference for connecting SIM900 to Arduino. Step 2 (Connect Relay with Arduino) Connections are given Below : Arduino Relay Module +5V VCC GND GND ...

In this DIY project we make a 3-Channel Arduino Relay Shield Circuit for relay based applications. By using this Arduino Relay Shield, we can operate 3 AC appliances at a time.

This project is based on the Android app and Arduino Uno using Bluetooth as the wireless communication medium. It is a simple and flexible home automation system with only a few electronic components, ...