What is this?Silicone PS/2 port protection cover is used for protecting PS/2 ports of various electronic devices, such as laptops, desktop computers, TV, etc. PS/2 dust cover can prevent dust and moisture from entering the port and protect the port from damage. The VGA interface protection cover can also be used outdoors, such as camping, hiking, travel, etc.What will I get?Silicone PS/2 port protection cover, is in size of : 10mm x 5mm/0.4 inch x 0.