Collecting listings has surprises
Description
Active piezo electronic buzzer module with low level trigger and continuous sound output. It will alarm as long as you are energized. Designed with holes for fixing with bolt, it is very convenient to install. Single chip microcomputer high and low level can make it sound better than a passive buzzer.
Features
- Color: Blue.
- Size: 3.80X1.30X1.00cm/1.49X0.51X0.39 inch.
- Material: Plastic.
- Working voltage: 3.3V-5V.
- Adopting great quality material, which let you use for a very long time.
- Though it is simple , it's so practical when you use it.
- The excellent workmanship of our product will bring you a good experience.
- Easy and convenient to install and use, it is a very useful buzzer module.
- External connection of 3.3V-5V voltage, can be directly connected to 5V micro-controller and 3.3V micro-controller.