Smartwatches; Bar code printers; Cell phones; Cellular phones; Digital colour printers for documents; Digital photo printers; Document printers; Dye-sublimation printers; Electronic book readers; Electronic pens; Hand-held 3D scanners; Ink jet document printers; Laptop computers; Laptops; Laser document printers; Photo printers; Thermal printers; Three dimensional (3D) scanners; Ticket printers; Wireless portable document printers for use with laptops and mobile devices