1992 LCD Handheld where you use barcodes to battle against monsters in a similar way to Pokemon games. Was hugely popular in Japan, and yes, you can use barcodes from any household products.
Complete with box and fully tested, in excellent condition. Includes battery cover. Box is a little worn, with a tear in the front, 7/10, but poly inner is perfect, and machine is as new, 10/10. Includes two manuals but not barcode cards.