The QL 420 Plus direct thermal mobile printer delivers print widths up to 4.09" (103.9 mm). In addition to offering the rugged construction, user-friendly options, & flexible Quick Link connectivity that have made Zebras QL 420 & other QL series printers so popular, the enhanced QL 420 Plus printer is specially designed for complex mobile printing applications. Its built to handle increased levels of wireless security & to process complex labels up to four times faster, making it ideal for the secure transfer of sensitive data such as price lists, customer information, & medical records. The QL 420 Plus is ideal for many applications, including pick tickets, forklift-mounted printing, customer pickup, shipment labeling, inventory updates, meter reading receipts, delivery verification invoices, & gas & utility inspection documentation.