Waveshare Barcode Scanner Module Small 1d/2d Codes Reader Decode The Barcode Or 2d Code On Paper Or Screen Usb Uart Interface - Replacement Parts - AliExpress
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