1.Instant and accurate matching-360° fingerprint matching, providing more accurate and faster response performance than traditional optical devices. Password-free login provides you with the fastest and safest way to unlock devices. 2.Flexible and easy to carry-compact design and small size. Support multi-finger multi-account, flexible configuration. You can better enjoy file security with friends and colleagues. 3.The latest scanning technology-built-in "smart learning" algorithm, biometric fingerprint reader is equipped with the latest scanning technology, so that your fingerprint matching faster and faster. 4. Two login methods-if you want to decrypt an encrypted file, just double-click it, and a fingerprint verification window up. The verification can be done by fingerprint or login password. Interface:support USB 2.0/3.0 Number of fingerprints supported:10 fingers, 360 degree touch Fingerprint recognition speed:instant, 0.3 seconds False recognition rate:Less than1/50000 (0.002%) Rejection rate:Less than2% Fingerprint reading speed:50ms Fingerprint sensor:capacitive (non scratch) Supporting systems:for 10 Colour:Silver Material:Metal Size:25x15x12mm/0.98x0.6x0.47in Package Contents: 2 x USB Fingerprint Reader Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.