R307 Optical Fingerprint Module — compact optical reader sensor for access control and attendance recognition Overview The R307 optical fingerprint bore sighter module provides a reliable fingerprint reader solution for electronic locks, time attendance terminals, and embedded access control projects. Designed as a compact sensor module, it supports fingerprint enrollment, verification, and identification to help automate and secure user authentication. Key benefits Accurate biometric recognition that replaces manual keys and passwords for consistent access control and attendance recording. Streamlines operations by automating user check in and door entry, reducing administrative steps and errors. Compact module form factor that fits into locks, panels, and custom devices without major redesign. Simple integration into existing systems to add biometric capability without replacing core equipment. Durable optical sensor suitable for frequent daily use in commercial and industrial settings. Main features Optical fingerprint reader technology for clear image capture and consistent recognition. Module designed for access control and attendance recognition applications, supporting enrollment and verification workflows. Compact size and lightweight housing for easy installation in panels, enclosures, or handheld devices. Suitable for integration with controllers and embedded systems that require a fingerprint sensor input. Robust enough for frequent use in office, workshop, or retail environments. Compatibility and integration Intended for use with access control systems, time attendance devices, electronic locks, and custom embedded projects. Integrates with common hardware controllers and microcontroller platforms when used with appropriate interface circuitry and firmware. Typical integration tasks include wiring for power and data, mounting in a protective housing, and programming enrollment and verification logic. Practical use scenarios Office access control: Install the R307 module at staff entrances to manage authorized access and create accurate attendance logs. Time and attendance terminals: Pair the module with a time tracking system to manual sign in and generate reliable work time records. Custom embedded devices: Add fingerprint authentication to kiosks, safes, or control panels where compact biometric verification is required. Why choose this module The R307 optical fingerprint module focuses on practical biometric functionality for systems that need reliable user authentication without extensive redesign. Its compact size and sensor reliability make it a straightforward choice for integrators and product designers who want to add fingerprintbased access control and attendance recognition. What to consider before Confirm interface and communication requirements with your controller or host system, and ensure appropriate mounting space and power are available. Plan for enrollment and user management procedures to make use of the module in your application.