DIY Smart Home - Control Any Light Switch with Arduino, Servo & Bluetooth App #arduino #diy #stem

🔴 Node MCU Home Automation Project — Control Lights with Servo Motor & Phone App

In this DIY electronics project, a smart light switch using Node MCU + SG90 Servo Motor that physically flips my room switch — controlled wirelessly from a phone app 📱

✅ No rewiring needed
✅ Works on any existing light switch
✅ Controlled via Bluetooth / WiFi app
✅ Total build cost under ₹300

🛠️ Components used:
* Arduino UNO
* SG90 Servo Motor
* HC-05 Bluetooth Module
* Custom Android App

💬 Comment "CODE" below and I'll send you the full Arduino code + circuit diagram for free!

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Видео DIY Smart Home - Control Any Light Switch with Arduino, Servo & Bluetooth App #arduino #diy #stem канала Kurious Learning Labs