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Amazon.com: Fingerprint Reader Sensor Module FPM10A Optical Fingerprint Fingerprint Module Locks Serial Communication Interface for Arduino : Electronics
Amazon.com: Wonsung 20Kpps Galvo Galvanometer Based Optical Scanner Including Show Card for Animation Light : Musical Instruments
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GROW R303/R303S Fingerprint Module Scanner For Andorid Arduino Free SDK With 1000 Capacity USB UART Interface|fingerprint recognition devices|usb fingerprintusb fingerprint scanner - AliExpress
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Amazon.com: Open Source Zum Scan Expansion Controller Board with a4988 Stepper Motor Diver for Ciclop 3D Scanner : Office Products
QR Code/Barcode Scanner using Arduino & QR scanner module – Circuit Schools
QR Code Scanner Module | 2D Barcode Scanner and Display using Arduino – RAKwireless Store
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Amazon.com: Waveshare Barcode Scanner Module 1D/2D Codes Reader with USB and UART Interface : Electronics
GROW R303/R303S Fingerprint Module Scanner For Andorid Arduino Free SDK With 1000 Capacity USB UART Interface|fingerprint recognition devices|usb fingerprintusb fingerprint scanner - AliExpress
SparkFun 2D Barcode Scanner Breakout-Read 20 Different Barcode symbologies (Both 1D & 2D)- On-Board Image Processing-Decode UPC Codes to QR Codes-Features 2 LEDs Illumination & Aiming: Amazon.com: Industrial & Scientific
Amazon.com : Barcode Scanner Module, 1D/2D Codes Reader Decode Barcode, QR Code etc Onboard Micro USB and UART Interface Plug into a Computer Directly or Other Device Onboard Light Source can Work
SparkFun 2D Barcode Scanner Breakout-Read 20 Different Barcode symbologies (Both 1D & 2D)- On-Board Image Processing-Decode UPC Codes to QR Codes-Features 2 LEDs Illumination & Aiming: Amazon.com: Industrial & Scientific
SparkFun 2D Barcode Scanner Breakout-Read 20 Different Barcode symbologies (Both 1D & 2D)- On-Board Image Processing-Decode UPC Codes to QR Codes-Features 2 LEDs Illumination & Aiming: Amazon.com: Industrial & Scientific
DIY KIT TM1638 Digital LED Display 3-Wire 16 Keys 8 Bits Keyboard 8-Bit Digital Tube Board Scan and Key LED Module for Arduino: Amazon.com: Industrial & Scientific
Barcode/QR Code Reader using Arduino & QR Scanner Module
Amazon.com: SunFounder Reader Module Kit Mifare RC522 Reader Module with S50 White Card and Key Ring Compatible with Arduino Raspberry Pi : Electronics