R307 Optical Fingerprint Sensor Module

Integrate robust biometric security validation into your custom electronics hardware using the premium R307 Optical Fingerprint Sensor Module. Engineered for rapid, onboard verification parsing, this all-in-one biometric breakout device houses a high-definition optical imaging array, a powerful internal DSP core processor, and an embedded fingerprint matching algorithm framework. The module processes image capture, enrollment, template generation, and database matching functions completely on-chip, managing up to 1000 unique fingerprint profiles locally without external cloud reliance. Operating smoothly on a standard 5V DC supply, it eliminates code library overhead by communicating parsed authentication results over a simple UART serial TTL interface (pins TX/RX). It serves as the definitive component choice for building smart digital door locks, automotive ignition interlocks, automated employee biometric attendance grids, and secure locker panels driven by Arduino, ESP32, or Raspberry Pi.

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₹ 908 ^{₹ 1,199}

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Tags fingerprint biometric module biometric sensor r307 fingerprint sensor optical biometric module r307 optical module uart serial biometric sensor biometric attendance sensor

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Product Details :

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Made In :	India

The R307 Optical Fingerprint Sensor Module is a biometric identification device used to capture, store, and verify fingerprints. It integrates an optical sensor with built-in processing to perform fingerprint enrollment, matching, and authentication.

This module is widely used in security systems, access control, attendance systems, and IoT-based biometric applications due to its reliability and ease of integration with microcontrollers like Arduino, ESP32, and Raspberry Pi.

Key Features

Optical fingerprint sensing technology
Built-in DSP for fingerprint processing and matching
Stores multiple fingerprint templates in internal memory
UART (TTL) communication interface
High-speed fingerprint recognition
LED illumination for clear fingerprint capture
Easy integration with Arduino and ESP32
Reliable biometric authentication system
Compact and durable module design

Technical Specifications

Parameter	Specification
Model	R307 Fingerprint Sensor
Sensor Type	Optical Fingerprint Module
Communication	UART (TTL Serial)
Operating Voltage	3.6V – 6V DC
Current Consumption	Low power standby mode
Storage Capacity	~1000 fingerprint templates (typical)
Resolution	High precision optical sensing
Response Time	Fast matching and recognition
Interface Pins	VCC, GND, TX, RX