0.8 inches

Advanced Fingerprint Technology combines superior biometric performance and 360° readability with anti-spoofing protection, while exceeding industry standards for False Rejection Rate (3%) and False Acceptance Rate (0.002%) Login on your Windows computer (for Windows 10 please download the latest driver from the Kensington website) using Microsoft's built-in Windows Hello login feature with just your fingerprint, no need to remember usernames and passwords; can be used with up to 10 different fingerprints so multiple users can login to the same computer One-way conversion of biometric data into a proprietary template format prevents re-creation, reverse-engineering or use for unintended purposes, thereby protecting the user from identity theft; All biometric data is encrypted and digitally signed using strong 256-bit advanced encryption standard and transport layer security technologies to prevent eavesdropping, tampering or fraud