WallyGadgets USB Wired Barcode Scanner Handheld Bar Code Reader Automatic Sensing and Scan for Computer Laptop (Black)

Received promptly.Like the product, easy to install, works with QR and Data Matrix, quick response time.It makes my retail store easier!

It came with no instructions and software

Works extremely well for 2D barcodes. For the price, I didn't mind the lack of documentation.