Building a Smart Home with Arduino

Transform your home into a smart home with Arduino. This complete guide covers relay control, motion detection, temperature monitoring, and mobile app integration.

Components Needed

- Arduino Uno or ESP32

- 4-Channel Relay Module

- PIR Motion Sensor

- DHT22 Temperature Sensor

- Buzzer and LEDs

Project Overview

We'll build a system that automatically controls lights based on motion, monitors temperature, and sends alerts to your phone.