The device price is 700 new and selling for 400. HID Fingerprint Reader Digital Persona URU4500 USB from ADC. Compact design, scanning technology, silicone coated sensor. Metal casing resists unintentional movement. The red "flash" indicates that a fingerprint image has been captured, 512 dpi / 8-bit grayscale (256) gray levels). Also included as a gift (USB drive) for converting from USB to Type-C port.