1.Possession of Sensor Development Technology Algorithm 2.Sweep sensor: LTT ss501 is scratch resistant for more than 1 million wear cycles 3. The first Silicon FPS withstands 20KV ESD in the world 4.The type of encryption software is ASE; 256 bits of data encryption on both driver 5. Frame rate: Max. 300 frames /sec Reading Speed: 28MB/S Writing Speed: 23MB/S Temp.: -20�����60�����br /> Humidity: 0%~85% Built-in sweep type fingerprint identifying sensor; No external power, supports hot plug and play; No driver needed; Fingerprint stored: 10pcs(Max.) Operation System: Win2000/XP/VISTA; File encryption: secure the data saved in the computer& USB pendriver; Partition function: resize the private and public space with built-in software; Fingerprint sensor life times: >1 million times; Supported languages: Chinese; English; German; French, Italian, Spanish etc; It can upgrade to waterproof + Fingerprint USB flash driver. Hardware: Pentium III OR Hiiger PC, Notebook or Macintosh with USB port Operating System: Windows98/SE/Me/2000/XP/Vista Drivers: Only Windows 98/me needs the driver Capacity: 128MB/~16GB Sensor scan area: 2*11mm USB Host Interface: USB 2.0 Image level: 256 gray levels Image resolution: 508 dpi Data Retention: Over 10 years