1.windows logon : can prevent your computer from being used others user have to verify the fingerprint 2.l.screen saver lock :only authorized person can unlock the screen saver by virifying his/her fingerprint 3.file security: your encrypted files can only be accessed by fingerprint 4.folder security : encrypted folers enable fingerprint security to all files with in a foled 5, Hot .Plug and play for Flash Disk 6.Possession of Sensor Development Technology+Algorithm 7.Sweep sensor :LTT ss500 is scratch resistant for more than 1 million wear cycles 8. The first Silicon FPS withstands 20KV ESD in the world 9. 10 different fingerprint can be registed at the same time. 10.The type of encryption software is ASE ; 256bits of data encryption on both device