Buy Online RedTagCanada Active Buzzer Alarm Module Beep Sensor 3-Pin 3.3V-5V for Arduino Smart Car// 9012 Transistor 3 Wires Active Buzzer Alarm Sensor Module DC 3.3V- 5V from IndianLogisticsInfo.Com in Association with Amazon India

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9012 Transistor 3 Wires Active Buzzer Alarm Sensor Module DC 3.3V- 5V

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Product Features :

INTERNAL OSCILLATING SOURCE: Active piezo electronic buzzer module with low level trigger and continous sound output. It will alarm as long as being energized.
CONVENIENT PROGRAM CONTROL: Single chip microcomputer high and low level can make it sound, better than a passive buzzer. An active internal buzzer with shock source, so long as a power will be called 2 program easy to control, SCM can allow a high and low sounds, while passive buzzer cannot.
EASY TO INSTALL: Designed with holes for fixing with boltso it is very convenient to install
WORKING VOLTAGE: External connection of 3.3V-5V voltage, can be directly connected to 5V micro-controller and 3.3V micro-controller.