R307S Optical Fingerprint Reader Sensor Module

The R307S Optical Fingerprint Reader Sensor Module is a high-performance biometric identification module designed for secure fingerprint authentication and recognition applications. Featuring an integrated optical sensor, image processing chip, and fingerprint matching algorithm, this module can capture, store, and verify fingerprints internally without requiring complex external processing. Available at Directronics, the R307S Optical Fingerprint Reader Sensor Module is ideal for students, hobbyists, makers, educators, and professional engineers working on Arduino, ESP8266, ESP32, Raspberry Pi, security systems, smart locks, and IoT-based biometric projects.

Features:

• High-Quality Optical Fingerprint Recognition Technology

• Built-In Fingerprint Image Processing and Matching Algorithm

• Supports Fingerprint Enrollment, Storage, and Verification

• UART TTL Serial Communication Interface

• Supports 1:1 Verification and 1:N Identification Modes

• Stores Fingerprint Templates Internally

• Fast Fingerprint Recognition Response

• Low Power Consumption

• Compact and Durable Design

• Easy Integration with Microcontrollers

• Compatible with Arduino, ESP8266, ESP32, Raspberry Pi, STM32, AVR, PIC, and Other Controllers

• Suitable for Biometric Security Applications

Why Choose R307S Optical Fingerprint Reader Sensor Module?

• Provides reliable biometric authentication

• Eliminates the need for external fingerprint processing circuits

• Easy communication through UART interface

• Supports secure access control and identification systems

• Compact solution for embedded security projects

• Suitable for beginners, students, and professional developers

Applications:

• Biometric Access Control Systems

• Smart Door Lock Projects

• Attendance Management Systems

• Security Authentication Systems

• Safe Locker Systems

• IoT Security Applications

• Arduino Fingerprint Projects

• Embedded System Development

• Vehicle Security Systems

• DIY Electronics Projects

Technical Specifications:

• Sensor Type: Optical Fingerprint Sensor

• Model: R307S

• Operating Voltage: 3.6V–6V DC

• Communication Interface: UART (TTL Serial)

• Default Baud Rate: 57600 bps (Configurable)

• Fingerprint Storage Capacity: Up to 1000 Fingerprints (Typical)

• Matching Mode: 1:1 and 1:N

• Fingerprint Image Resolution: Approximately 500 DPI

• Recognition Time: Less than 1 Second (Typical)

• Interface Pins: VCC, GND, TX, RX

• Processing: Built-In DSP Fingerprint Processing

• Security Level: Adjustable (Model Dependent)

• Operating Temperature: -20°C to +60°C (Typical)

Package Includes:

• 1 × R307S Optical Fingerprint Reader Sensor Module

• 1 × Connecting Cable (Model Dependent)

Related Products:

Arduino Uno

Arduino Nano

ESP32 Development Board

ESP8266 NodeMCU Development Board

Raspberry Pi Development Board

USB TO TTL CP2102 Converter Module

USB TO UART TTL FT232RL Adapter Module

OLED Display Module

Relay Module

Why Buy from Directronics?

Directronics provides quality development boards, communication modules, sensors, electronic components, robotics modules, biometric solutions, and IoT products for students, makers, educational institutions, startups, and industry professionals. Explore our complete range of Arduino, ESP32, ESP8266, Raspberry Pi, sensor modules, programming tools, and embedded development products to bring your ideas to life.

Note:

Product images are for illustration purposes only. Please review the fingerprint sensor compatibility, operating voltage, UART communication settings, wiring configuration, and application requirements before placing your order.