16/05/2026
🌧️ DIY Rain Alarm System using Arduino Uno
This smart rain detection project uses a rain sensor module, buzzer, and LEDs to alert users when rain is detected.
Perfect for beginners learning Arduino, electronics, and IoT basics.
✅ Rain Sensor Module
✅ Arduino Uno
✅ LED Indicators
✅ Buzzer Alert
✅ Easy Breadboard Connections
Useful for:
• Smart farming
• Weather monitoring
• Automatic rain alerts
• Student mini projects
• Science exhibitions
Save this project idea and try building it yourself.
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