• Color:see picture
• Material:Copper,PVC
• Diameter:20mm
• Wide tonal response
• Speech and music applications
• Piezo Discs For Buzzer Pressure Sensor Speaker DIY
• Note:
• 1.Transition: 1cm=10mm=0.39inch
• 2.Please allow 0-3mm error due to manual measurement. pls make sure you do not mind before you bid.
• 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!

Package includes:

• 10x 20mm buzzer sensor