Use 's built-in Windows Hello login feature to leave only your fingerprint, no need to remember usernames and passwords. Authentication: Windows system biometric framework, supports Windowslello fingerprint, you can set fingerprint login directly in Windows. No need to install drivers, in most cases, when the USB fingerprint reader is plugged into the computer, it will be recognized automatically, if not recognized, please manually update the driver or restart the computer (in the case of network) - Depends on whether your Windows system is or not Multiple users can store up to 10 different to use the same computer; simultaneously exceed false rejection rate (0.1%) and false acceptance rate (0.001%) recognition speed Less than 0.5S Support for Win 10 / Win11 32 / 64 bit, login in a faster and way. size: 64 x 38mm Material: Plastic colour: black Package Contents: 2 x 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.