Log-in to Windows instantaneously with one-touch biometric verification Working seamlessly with Microsoft Windows Hello, the Mouse delivers solid protection against intrusion with 256-bit encryption and industry-leading performance for secure identification It features 1600 DPI resolution with an optical sensor for precise tracking and an ambidextrous design for more fluid control and ergonomics The Lenovo Fingerprint Biometric USB Mouse offers superb input functionality with an integrated fingerprint sensor for password-free authentication. Mouse Certification CE, FCC, BSMI, EAC, VCCI, C-TICK, IC, KCC, UL, Kvalitet Buttons durability (million clicks) 8 Buttons type Pressed buttons Buttons quantity 3 Number of scroll wheels 1 Scroll type Wheel Movement resolution 1600 DPI Movement detection technology Optical Device interface USB Type-A Purpose Office Design Surface coloration Monochromatic Product colour Black Ergonomic design Yes Form factor Ambidextrous Ergonomics Cable length 1.8 m