🎁 SkillElectra Free Arduino Project – Motion Sensor Buzzer

Build a Motion Sensor Alarm – No Experience Needed ⚡

This FREE SkillElectra project walks you through building a motion-activated buzzer using:

✅ An Arduino
✅ An ultrasonic sensor
✅ A buzzer
✅ Simple wiring & code

It includes:

• 🧠 A full visual PDF guide
• 💻 Sample Arduino code
• 🧰 A wiring diagram
• 🧪 Learn by building, not reading

⏱️ ~25 min beginner-friendly build
💬 Loved by engineering & tech students