12V Piezo Buzzer Alarm Speaker has a continuous sound.Piezo Buzzer can be used as an alarm speaker.This speaker is extremely loud Its sound output is 120db and can be heard from far away.12V Piezo Buzzer Alarm Speaker
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.