Description: _x000D_ 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. _x000D_ _x000D_ _x000D_ Features: _x000D_ 1, Piezoelectric buzzer is mainly made up by multivibrator, piezoelectric buzzer chip, impedance matching unit, resonator and shell._x000D_ 2, Multivibrator is composed of transistors or integrated circuits. When switched on, multivibrator vibrates and outputs audio signal. _x000D_ 3, Impedance matcher drives piezoelectric buzzer sound._x000D_ 4, Connected to rated power and the buzzer will sound continuously._x000D_ 5, Can be controlled conveniently. _x000D_ _x000D_ _x000D_ Specifications: _x000D_ Model: 2312 _x000D_ Color: Black_x000D_ Diameter: 23mm _x000D_ Height: 12mm _x000D_ Cable Length: 100mm _x000D_ Sound Pressure Level: 85 to 95 decibels_x000D_ Rated Voltage: 12VDC _x000D_ Working Voltage Range: 3V-24V _x000D_ _x000D_ Max Current: 10mA _x000D_ Weight: 3g(approx.) _x000D_ _x000D_ _x000D_ Package includes:_x000D_ 1 x Buzzer _x000D_ _x000D_ _x000D_ Note:_x000D_ 1. Please allow 1-3mm error due to manual measurement. Thanks for your understanding._x000D_ _x000D_ 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.