3-24V Piezo Electronic Buzzer Alarm 95DB Continuous Beeper For Arduino

Description: Buzzer is an electronic sounder with integration structure. Using DC power, it is widely used on computers, printers, photocopiers, alarm, electronic toys, automotive electronic equipment, telephone, timer and other electronic products. Features: 1, Piezoelectric buzzer is mainly made up by multivibrator, piezoelectric buzzer chip, impedance matching unit, resonator and shell. 2, Multivibrator is composed of transistors or integrated circuits. When switched on, multivibrator vibrates and outputs audio signal. 3, Impedance matcher drives piezoelectric buzzer sound. 4, Connected to rated power and the buzzer will sound continuously. 5, Can be controlled conveniently. Specifications: Color: Black Diameter: 23mm Height: 12mm Sound Pressure Level: 85 to 95 decibels Working Voltage Range: 3V-24V Max Current: 10mA Package includes: 1 x Buzzer