← Back to Home
🤖 Arduino Intermediate

Smart Home Automation with Arduino

Control lights, fans, and appliances using Arduino with mobile app integration via Bluetooth.

Published: Dec 07, 2025
Components: 6 items

🔧 Required Components

  • Arduino Uno (×1)
  • 4-Channel Relay Module (×1)
  • HC-05 Bluetooth Module (×1)
  • DHT11 Temperature Sensor (×1)
  • 5V Power Supply (×1)
  • Jumper Wires (×20)

📋 Instructions

Smart Home Control

Build a complete home automation system controlled by your smartphone.

Features

  • Control 4 AC appliances
  • Bluetooth mobile app control
  • Temperature and humidity monitoring
  • Automatic fan control based on temperature

Circuit Diagram

Connect relay module to Arduino pins 2-5, DHT11 to pin 7, and HC-05 Bluetooth to Serial pins.

🏷️ Tags

Arduino Home Automation Bluetooth IoT Smart Home Relay
AR