The QL 420 direct thermal mobile printer has been designed with the most advanced technology in rubber-infused over-molding to maintain both rugged construction and minimal weight. With center-loading media, smart battery monitoring, and an optional LCD, it provides user-friendly options to keep your business moving. Ideal for many applications, including pick tickets, forklift-mounted printing, customer pick-up, shipment labeling, inventory updates, meter reading receipts, delivery verification invoices, and gas and utility inspection documentation. The QL 420's QuickLink modules, in IrDA, Bluetooth, or 802.11b, offer the flexibility to adjust to a wide range of connectivity needs. As needs change, so can QuickLink modules. In addition, the QL 420 is cable-ready and offers cables to connect to a wider variety of terminals than any other mobile printer.