Specification classified as below:

Diameter: 6.7/ 9.0/9.6/ 12/14/16/25mm,

Height:3.6/4.0/5.0/5.5/6.5/7.5/8.5/9.5/10.0/14.0/22.0mm

Voltage: 1.5/ 3.5/ 5.0/ 9.0/ 12.0/ 24.0V

Frequency:1000--4000Hz

Pin pitch: 3.0/ 4.0/ 6.5/ 7.6/ 10.2mm