1)Fashion and easy use structure with aluminium case. 2)High resistance to shock and vibration,LED for power and disk activity. 3)Universal fitting for 2.5 inch SATA HDD 4)Plug & play for PC/MAC system 5)Easy installation 6)LED status indicators 7)USB power supply 8)Advanced shock absorber system to protect your hard disk. 9)No driver needed for Win2000/2003/ME/XP/Vista 10)Driver needed for Win 98/98SE 11)RFID technology used for the chip keys,as long as the use of scanning key card.the system can implement data encryption work automatically and no need to implement any additional procedures when prestore and read. if have not correct key cards,hard disk is like a whole new and not yet formatted hard drive,can not read any information in the hard disk. 12)Support plug and play with high-speed USB 2.0 interface,no need to install software to use,even if no computer experience can use easily. 13)Similar with PDA size,easy to carry,is the best equipment of action,"E"communities who focus on personal privacy and data security.Take it easily regardless of the pocket,purse or briefcase. 14)With two pcs induction card.