360 degree fingerprint matching: 360 degree fingerprint matching to free your finger Contact scenarios, providing a more accurate and responsive performance than optics. Multi fingerprint: Support multi fingerprint to use the same windows devices with great ( less than 0.002%) and ( less than 3%). You can enjoy files security with your friends, colleagues better. Instant match: Windows Hello is password-free sign-in and gives you the fastest, most secure way to unlock your windows devices. Smart ID Encryption: It has a built-in "Smart Learning" algorithm with biometric finger reader is equipped with the latest scanning technology which makes your fingerprint matching faster and faster. You can select file/files to encrypt. After selecting the file/files, click the right button of the mouse and select the "Smart ID Encryption" feature. Easy to use: You can specify a folder as the security zone. a file copied into the folder or created in the folder, the files in the security folder will be encrypted automatically. Two ways to log in: If you decrypt the encrypted file, just double click it. The fingerprint validation window will pop-up. The validation can be done by fingerprint or Windows login password. and Portable: Design, small and easy to carry; Support multiple and multiple accounts up for flexible configurations. Type:USB Fingerprint Module Socket: Standard USB 2.0/3.0 interface Finger Reading Limit: 5+ , Contact Finger Reading Speed: Instant, within 2 seconds, Smart Learning OS: Support 32/64 Bits with latest Windows Hello Features Net Weight: 5g / 0.2oz Colour: silver-gray Material: metal + plastic Size: about 2 x 1.7cm Package Contents: 1 x USB fingerprint module Only the above package content, other products are not included. Note: Light 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.