Digital Convenience

a close up of a cell phone with a qr code on it, product design render, pair of keycards on table, 2 0 1 9, greenish colors, floating translucent graphics, merchant stands, pouches, made from mechanical parts, smooth defined outlines, A smartphone displaying a QR code on its screen, lying on a green surface alongside a pair of keys and a credit card

A smartphone displays a QR code and stock information, with keys in the background

A smartphone displaying a QR code on its screen, set on a dark green surface