{"product_id":"finger-print-sensor-module-r307","title":"ஃபிங்கர் பிரிண்ட் சென்சார் தொகுதி - R307","description":"\u003cmeta name=\"description\" content=\"Buy Finger Print Sensor Module R307 online in India at best price from The Engineer Store, Bengaluru. Authentic product, 7-day warranty on manufacturing defects, fast delivery across India.\"\u003e\n\u003ch1\u003eFinger Print Sensor Module - R307\u003c\/h1\u003e\n\u003cp\u003eThe R307 Fingerprint Sensor Module is a high-performance optical fingerprint reader designed for secure biometric authentication in embedded systems and IoT projects. Featuring an onboard DSP processor and built-in flash memory capable of storing up to 1,000 fingerprint templates, this module delivers fast, reliable identification with a low false acceptance rate. Available now from The Engineer Store, Bengaluru, with fast shipping, 7-day warranty on manufacturing defects, and dedicated technical support.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Model\u003c\/td\u003e\n\u003ctd\u003eR307\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Type\u003c\/td\u003e\n\u003ctd\u003eOptical Fingerprint Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e500 DPI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFingerprint Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 1,000 templates (onboard flash)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMatching Speed\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 1 second (1:1 verification)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFalse Acceptance Rate (FAR)\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 0.001%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFalse Rejection Rate (FRR)\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 1.0%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage Capture Surface\u003c\/td\u003e\n\u003ctd\u003e15 x 18 mm sensing area\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd\u003eUART \/ TTL Serial (default baud rate 57600 bps)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e3.3V DC (logic level 3.3V TTL)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Current\u003c\/td\u003e\n\u003ctd\u003e~65 mA (typical during scanning)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBacklight\u003c\/td\u003e\n\u003ctd\u003eBuilt-in green\/red LED indicator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector\u003c\/td\u003e\n\u003ctd\u003eJST-type 4-pin connector with wire harness\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eApprox. 55 x 32 x 21.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-20 degreesC to +50 degreesC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Platforms\u003c\/td\u003e\n\u003ctd\u003eArduino, Raspberry Pi, ESP32, ESP8266, STM32, PIC, and other UART-capable microcontrollers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLibrary Support\u003c\/td\u003e\n\u003ctd\u003eAdafruit Fingerprint Sensor Library (Arduino IDE), Python (pyfingerprint) for Raspberry Pi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eOriginal \/ Authentic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e7-day warranty on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003ctd\u003eEmail \u0026amp; WhatsApp 24\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Resolution Optical Sensor:\u003c\/strong\u003e 500 DPI imaging captures detailed fingerprint patterns for accurate enrollment and matching.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOnboard DSP Processing:\u003c\/strong\u003e Built-in processor handles fingerprint image capture, feature extraction, template generation, and matching-no external processing required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge Template Storage:\u003c\/strong\u003e Internal flash memory stores up to 1,000 fingerprint templates, enabling standalone operation without a host database.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Verification:\u003c\/strong\u003e Completes 1:1 matching in under 1 second and 1:N search efficiently across the stored database.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Low False Acceptance Rate:\u003c\/strong\u003e FAR below 0.001% ensures robust security against unauthorized access.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimple UART Interface:\u003c\/strong\u003e 4-wire serial connection (VCC, GND, TX, RX) makes integration straightforward with virtually any microcontroller.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3.3V Logic Level:\u003c\/strong\u003e Directly compatible with 3.3V platforms like ESP32 and Raspberry Pi; works with 5V Arduino boards via the included wiring harness.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLED Status Indicator:\u003c\/strong\u003e Built-in backlight illuminates the scanning window, providing visual feedback during enrollment and verification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Form Factor:\u003c\/strong\u003e Small footprint (55 x 32 mm) fits easily into enclosures, door locks, attendance systems, and portable devices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWell-Documented Protocol:\u003c\/strong\u003e Comprehensive command set for enrollment, search, deletion, and system parameter configuration via serial packets.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose the R307 from The Engineer Store?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e100% authentic R307 modules sourced directly from authorized distributors-authentication verified on every unit.\u003c\/li\u003e\n\u003cli\u003e1-5 day shipping, 7-8 day delivery across India from our Bengaluru warehouse; same-day delivery available within Bengaluru.\u003c\/li\u003e\n\u003cli\u003eExpert technical support included-get help with wiring, library setup, and troubleshooting via email or WhatsApp, 24\/7.\u003c\/li\u003e\n\u003cli\u003eBacked by a 7-day warranty on manufacturing defects covering defects in materials and workmanship.\u003c\/li\u003e\n\u003cli\u003eTrusted by thousands of engineers, students, and makers across India.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eProject Ideas\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBiometric Door Lock System:\u003c\/strong\u003e Pair the R307 with an Arduino or ESP32 and a solenoid\/electric strike to build a fingerprint-activated smart lock for home or office security.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmployee Attendance System:\u003c\/strong\u003e Combine the sensor with a real-time clock module, LCD display, and SD card or cloud connectivity to create an automated attendance tracker.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIoT-Enabled Access Control:\u003c\/strong\u003e Integrate with ESP8266\/ESP32 and a web dashboard to manage fingerprint enrollment, access logs, and remote lock\/unlock over Wi-Fi.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSecure Locker\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhen will I receive my order?\u003c\/summary\u003e\n\u003cp\u003eProducts ship within 1-5 days from our Bengaluru warehouse. Delivery within 7-8 days to most locations across India.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs technical support available?\u003c\/summary\u003e\n\u003cp\u003eYes, 24\/7 support via email and WhatsApp for setup, troubleshooting, and application guidance.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is your return policy?\u003c\/summary\u003e\n\u003cp\u003e7-day returns on manufacturing defects only. Full refund or replacement. Not applicable for user damage or misuse.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre bulk discounts available?\u003c\/summary\u003e\n\u003cp\u003eYes, wholesale pricing on orders of 10+ units. Contact us via WhatsApp or email for a custom quote.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003ch2\u003eBuy Finger Print Sensor Module - R307 Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003eFinger Print Sensor Module - R307\u003c\/strong\u003e online at \u003ca href=\"https:\/\/theengineerstore.in\"\u003eThe Engineer Store\u003c\/a\u003e - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on \u003cstrong\u003eFinger Print Sensor Module - R307\u003c\/strong\u003e with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.\u003c\/p\u003e\n\u003cp\u003eLooking to buy \u003cstrong\u003eFinger Print Sensor Module - R307\u003c\/strong\u003e at the best price in India? The Engineer Store offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.\u003c\/p\u003e","brand":"The Engineer Store","offers":[{"title":"Default Title","offer_id":43735286644899,"sku":"1113","price":922.2,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/4479\/7091\/files\/r307-fingerprint-sensor-module-india-2-800x800.jpg?v=1699936484","url":"https:\/\/www.theengineerstore.in\/ta\/products\/finger-print-sensor-module-r307","provider":"The Engineer Store","version":"1.0","type":"link"}