100dB Piezo Electric Buzzer / 30mm Warning Piezo Alarm Buzzer For
Min.sound Pressure level at10cm
-20 ℃~+60 ℃
-30 ℃~+70 ℃
Trade trems: FOB,EXW
Payment trems: T/T , PayPal , L/C
Payment Condition: 30% deposit need to be paid before producing,
the rest of 70% will must be pay before
Packing: Standard Trade Packing
Shipping:By express,by sea,by air
1. Reply your enquiry in 24 working hours.
2. Experienced staffs answer all your questions in professional and
3. Customized design is available.
4. Exclusive, considerate and unique solution can be provided to
our customers by our well-trained and
professional engineers and staffs.
Piezo buzzer is an electronic device commonly used to produce sound. Light
weight, simple construction and low price make it usable in various
applications like car/truck reversing indicator, computers, call
bells etc. It is the phenomena of generating electricity when
mechanical pressure is applied to certain materials and the vice
versa is also true.
Piezo electric materials are either naturally available or manmade.
Piezoceramic is class of manmade material.It poses piezo electric
effect and is widely used to make disc, the heart of piezo buzzer.
Applications for Buzzers:
Confirmation of user input (ex: mouse click or keystroke)