Features: 1) Capturing high-quality fingerprint image with outstanding optic sensors2) Sensors optimally designed incorporating high resolution and strong endurance (scratches, chemical corrosion, ESD, physical impacts) 3) Superior fingerprint verification algorithm of low false acceptance rate and false rejection rate4) Standard USB communication, plug in-and-out, easy-to-use5) Encrypting files based on the uniqueness characteristic of fingerprint, ensuring higher security and convenience of files protection6) Capable of encrypting/decrypting one single file/folder, or more, simultaneously7) Back-up copies of encrypted files available to be decrypted on non-local PC8) Available to set up multiple users, each of whom has his/her own encryption/decryption events record9) Friendly windows, offering system relevant menu, easy to operate10) Uses two fingerprints for back-up purpose to encrypt, preventing files from not being decrypted due to damages on one fingerborder=0>