This Digital Persona U.are.U 4000B fingerprint reader scanner is a reliable and high-quality device that allows for secure authentication through its advanced laser technology. With its USB 2.0 connectivity, it can be easily connected to any computer or device for seamless integration. Its compact design and scanner feature make it a great addition for any office or workspace. This device is perfect for those who need a fast and efficient way to authenticate their identity without the need for passwords or pins. It is a must-have for anyone who values security and convenience.