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.

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 .
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: ≥90 decibels
Rated Voltage: 12VDC
Working Voltage Range: 3V-24V
Max Current: 12mA
Weight: 4g (approx.)

Package includes:
10 x Buzzer

Note:
1. Please allow 1-3mm error due to manual measurement. Thanks for your understanding.
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.