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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.
As Arduino Nano board (Board2) cannot provide sufficient current to drive a relay, a 5V DC power adaptor is used for powering the relay module/board (RM1). To use 5V DC power adaptor with the circuit, ...
Features: Hardware components: Arduino, relay module, jumper wires, and external power source Code: Arduino code for controlling the relay based on sensor input or a manual switch Applications: Home ...
Applications: Automated lighting systems in homes or offices. Object detection for proximity alerts in warehouses or parking systems. Energy-saving systems that activate lights only when needed.
Project Used Hardware ESP8266 MODULE, 4 CHANNEL RELAY MODULE, WIRES Project Used Software Arduino IDE, SINRIC PRO Project Hardware Software Selection HARDWARE SELECTION:- 1.ESP8266:-NodeMCU ESP8266 is ...