Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — either via Bluetooth or Wi-Fi.

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. ... After that, I have soldered all the components as per ...

Relays driven by Arduino control 80amp relays for each heating element in the VW 12v heater (1K0963235F). Potentiometer has 5V and GND from Arduino board. arduino_vw_heat.h and arduino_vw_heat.cpp ...