Features: 【Precision vibrating Detection】The SW420 blue vibrating switches sensoring employs highly sensitive metallic to accurately detect vibrating variations. 【Durable Metal Housing】Its robust metal casing ensures stable operating even in harsh environments. 【Easy installation】Not Require complex installation procedures, seamlessly integrating into existing circuit for rapid deployment. 【Broad Compatibility】Compatible with diverse electronic devices and control, supporting multiple output format. 【Low-Power Design】Optimised circuitry reduces energy consumption, extending equipment operational life. Specifications: Component: Metal Process: precise manufacturing to ensuring sensoring sensitivity and stability Size: about 4.1cm/1.61in Quantity： 10PCS Widely used in vibrating detection, alarms, intelligent home and other fields, suitable for electronic enthusiasts and professional engineers Package Includes: 10pcs SW420 blue vibrating switches vibrating sensoring note: There might be a bit color distortions due to different computer resolution There might be size errors due to different computer resolution