Zebra direct thermal, rubber infused plastic over-mold design for tough conditions. Battery monitoring via a battery low indicator light or gauge on the optional LCD. Lithium ion battery, open access design and center locking media loading. Backward compatible with encore and cameo media and cables. Label vista and windows printer drivers. Quick flip peel and present mode. USB connectivity for high speed file transfers. Native CPCL, ZPL, EPL2 and XML support. Standard fonts: five resident scalable, rotatable fonts from 12-48 PT. Downloadable soft fonts from label vista software. Optional internal character sets. Supports graphics, line and box drawing features, PCX and bitmap. Streamline operations with a line of durable, lightweight, direct thermal mobile label printers that work wherever you are from warehouse floors to the hospital. Print barcode labels with complex graphics and text quickly and easily for more accurate tracking. In addition to offering the rugged construction, user-friendly options and flexible QuickLink connectivity that have made Zebra's QL 420 and other QL series printers so popular, the enhanced QL 420 plus printer is specially designed for complex mobile printing applications. It's built to handle increased levels of wireless security and 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 and 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 and gas and utility inspection documentation.