[Electromagnetic Buzzing Sound]Engages instantly with 3V DC power, perfect for alarms and electronic projects. [Versatile Applications]Ideal for use in computers, printers, toys, and alarm systems, enhancing electronic functionality. [Compact Design]Straight insertion SOT plastic seal tube design ensures easy integration and installation. [Reliable Performance]Produces a clear sound signal upon activation, ensuring effectiveness in various applications. [10 Pack Value]Comes in a pack of 10, allowing for multiple projects and cost-effective solutions for electronic needs., Manufacturer: Badafaci