The shield is a tool used to shield electronic signals. Its function is to shield the influence of external electromagnetic wave on internal circuit and the external radiation of internal electromagnetic wave

The shield cover is composed of legs and cover body, which are connected with the cover body in a movable way, and the cover body is in a spherical crown.

This part is mainly used in mobile phones, GPS and other fields, to prevent electromagnetic interference (EMI), and to shield components on PCB and LCM.

The shielding cover is usually made of 0.2mm thick stainless steel and white copper, which is a kind of metal shielding material easy to tin. When SMT is used, the design of suction cup should be considered.