Buzzer Wire Copper Piezo Element 35mm Sounder Sensor Trigger Drum Disc Vibration Knock Sensor With Cable

৳ 49.00

Piezo elements come in handy when you need to detect vibration or a knock. You can use these for tap or knock sensors pretty easily by reading the voltage on the output. They can also be used for a very small audio transducer such as a buzzer.

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