Patent ID: 8085544

Claim:
A data card, comprising: a casing; a circuit board in the casing; a plug electrically connected with the circuit board; and a cap part capable of covering the plug; wherein one end of the casing is provided with the plug; a card slot is defined in the casing at a joint of the casing and the plug, and the cap part covers a notch of the card slot when the plug is inserted into the cap part; the data card further comprises a connecting part; one end of the connecting part is connected with the casing while the other end is connected with the cap part, and the cap part covers the plug by insertion, socket or slide connection; wherein: the connecting part is a guide rod, one end of the guide rod is connected with the casing, the other end of the guide rod is connected with the cap part through the guide slot defined on a side of the cap part or inside the cap part, and the cap part slides along the guide rod to cover the plug.