ATTENTION: 1. This USB fingerprint reader only can support genuine , can't support illegal copy version ; 2.Don't support with administrator account to login in via fingerprint; 3.Because the built-in driver of have problem, so it need to update the driver, otherwise it can't register fingerprint ,please download our driver to update the driver of this device. If you don't want to install our driver, please don't buy this product, otherwise the device can't be used. Colour: Black Material: Plastic+Metal Features: Adopting the fingerprint features to prevent unauthorized access to your PC and make your PC . 360° touch all angle recognition, easier and more accurate to log in . Standard USB interface, supporting Win 10/11. Designed for Window 10/11, fingerprint password protect your personal data without the need to remember complex password. It need to install the driver of us. member can enjoy fingerprint recognition and encryption, it enables setup up to 10 fingerprint . Package Contents: 4 x USB Fingerprint Reader Module 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.