๐จ DIY Arduino Alarm System with Buzzer & Ultrasonic Sensor! ๐
Want to build a simple motion detection alarm using Arduino? This project uses an ultrasonic sensor (HC-SR04) to detect objects, and if something comes too close, a buzzer instantly alerts you! ๐
๐ What You'll Need:
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Arduino board
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Ultrasonic sensor (HC-SR04)
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Buzzer
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Jumper wires
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Arduino IDE for coding
๐ How It Works:
1๏ธโฃ The ultrasonic sensor detects an object within a set distance.
2๏ธโฃ If an object enters the detection range, the buzzer automatically turns ON!
3๏ธโฃ Perfect for home security, robotics, and fun DIY projects!
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#Arduino #DIYAlarm #SecuritySystem #UltrasonicSensor #TechShorts #Electronics #Buzzer #IoT
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