Enhance your students' STEM projects with our 5V Mini Buzzer (Passive) from STEAM Education. Perfect for hands-on learning in coding and robotics, this compact buzzer (diameter: 11.78 mm, height: 9.16 mm) operates efficiently within a 3~5V range and sounds at an impressive 85 dB at 10cm. Designed for durability, it functions seamlessly in temperatures from -20°C to 45°C while drawing a current of ≤32mA. The resonant frequency of 2300 ±300 Hz ensures optimal sound output, making it an essential tool for young innovators. Lightweight at just 1.6 grams, its longer pin marks the positive terminal for easy integration into any project.