Product Description • Package Contents: Set of 5 active piezoelectric electronic buzzers. Each unit measures approximately 1.18 x 0.59 inches, making them compact yet effective for both everyday use and smallscale industrial applications. • Durable Construction: Built from quality plastic and alloy materials, these buzzers are designed for longlasting performance. Their sturdy build resists wear and damage, ensuring consistent and reliable operation over time. • Reliable Performance: Operates on a DC voltage range from 3V to 24V, with a frequency of 3100Hz. Delivers a clear sound output of 100dB, with volume easily adjustable by changing the input voltage. Stable functionality makes them suitable for diverse environments and projects. • Simple Installation: Features a practical 2wire design that allows straightforward panel mounting. Easily connect to a compatible power source, making setup quick and hassle whether for repairs, upgrades, or custom builds. • Versatile Applications: Ideal for use in electronic projects, alarm systems, and reminder devices. Suitable for DIY hobbyists creating custom electronic signals, for technicians adding sound alerts to control panels, or for educators demonstrating electrical principles in classroom experiments. • Compact Size Advantage: The small footprint allows integration into tight spaces while still delivering powerful sound output, making it a practical choice for designs where space is limited. • Consistent and Stable Output: Built to maintain operational stability across a wide voltage range, ensuring dependable performance under various conditions. These active piezoelectric buzzers combine durability, efficiency, and ease of use, making them an choice for both professional and electronic applications.