Amazon.com : Waveshare Barcode Scanner Module 1D/2D Codes Barcode, QR Code Reader Onboard Micro USB and UART Serial Port Directly Plugged into Computer : Office Products
QR Code/Barcode Scanner using Arduino & QR scanner module – Circuit Schools
QR Code/Barcode Scanner using Arduino & QR scanner module – Circuit Schools
Barcode/QR Code Reader using Arduino & QR Scanner Module