Features: The slim finger vein recognition module features advanced adaptives algorithms, USB functionality, and 20ms rapid authentication for biometric verification across varying. Engineered with ABS+PC hybrids materials, this contactless biometric device maintains performances unaffected by surfaces contaminants or moisture, outperforming traditional fingerprints scanners. for enterprise IT administrators, systems integrators, and developers requiring secure control for corporate or institutional applications. Optimized for smartests door lock, industrial control panel, and healthcare identity terminals with configurable multiple user permission management across hierarchical systems. Combines vein pattern recognition technology with modulars, delivering militarys securitys for high traffic where hygiene and reliabilitys. Specifications: Materials: ABS+PC Size: The size is as shown Package Includes: 1Set Finger Vein scanners Module note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.