{"product_id":"p-2072823","title":"3Pcs Passive Buzzer DC 3-30V 100mm Wired Piezo Electronic Buzzer Alarm","description":"What is this?\u003cbr\u003eThis passive electronic alarm buzzer consists of a diaphragm, magnet, electromagnetic coil, and housing. It converts voltage into vibration, emitting a continuous high-decibel buzzing sound, tone, or alarm. It is suitable for computers, printers, electronic toys, alarms, DIY car audio systems, or other applications requiring audible alarms.\u003cbr\u003e\u003cbr\u003eWhat will I get?\u003cbr\u003eVoltage: 3-30V\u003cbr\u003eCurrent: 12mA\u003cbr\u003eMaterial: Plastic, Metal\u003cbr\u003eLine length: 100mm\u003cbr\u003eOut Diameter: 30mm \/ 1.18 Inch\u003cbr\u003eHeight: 6mm \/ 0.24 Inch\u003cbr\u003ePackage includes: 3pcs x Passive Electronic Alarm Buzzer\u003cbr\u003e\u003cbr\u003eAre there any advantages of the product?\u003cbr\u003eThis wired buzzer features a compact package design for easy installation, and robust pins ensure a secure connection. It boasts high decibel output and low power consumption, and its sound can be programmed by adjusting the drive signal. Its compact size makes it suitable for a variety of chips, circuits, and projects.\u003cbr\u003e\u003cbr\u003eHow to use it?\u003cbr\u003eConnect the pins to the control circuit. Connect the red wire to the positive terminal and the black wire to the negative terminal. You must write a program in the controller's code to generate an oscillating signal on the output pin to drive the buzzer and produce sound.\u003cbr\u003e\u003cbr\u003eWhat should I notice?\u003cbr\u003ePlease note that the output volume of the buzzer increases with the input voltage. Do not exceed the rated voltage to avoid damaging the piezoelectric element.","brand":"Harfington","offers":[{"title":"Default Title","offer_id":67267057942777,"sku":"a25122900ux0533","price":6.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/2477\/6095\/files\/ux_a25122900ux0533_ux_g03.jpg?v=1790873973","url":"https:\/\/www.harfington.com\/products\/p-2072823","provider":"Harfington","version":"1.0","type":"link"}