We have ✅ 413 available of the LB-LR0288 in our Sydney warehouse.
This is a 9.5mm active buzzer 5V.  
An active buzzer will generate a tone using an internal oscillator, so all that is needed is a DC voltage. 
d: 12mm, h:9.5mm
d: 12mm, h:9.5mm
The Active Buzzer appears in the following collections:
                  SKU LB-LR0288
                
              
            
        
                  
by Little Bird
                  
                
              
            
        
              
            