5pcs 3.3V-5V Active Buzzer Alarm Beeper Module for Electronic Toys Alarming Devices Timers
5pcs 3.3V-5V Active Buzzer Alarm Beeper Module for Electronic Toys Alarming Devices Timers
Description
Specifications: Working Voltage: 3.3V-5V Module Interface: 3 wire system Size: 3.81.3cm/1.50.5in Quantity: 5pcs Weight: 4g(approx.) Package Includes: 5 x Buzzer Modules
Features:
- SENSITIVE: This active buzzer has internal oscillation source, so it will alarm as long as being energized.
- ADVANTAGE: Convenient program control, single chip microcomputer high and low level can make it sound, better than a passive buzzer.
- OPERATION: This Buzzer Module is driven with 9012 transistor.
- DESIGN: This Buzzer Module is Designed with holes for fixing with bolt, convenient to install.
- CONNECTION: External connection of 3.3V-5V voltage, can be directly connected to 5V micro-controller and 3.3V micro-controller.