The Adler-Royal 115cx Cash Register is a versatile portable cash register designed for events and environments such as flea markets, craft shows, and conventions. The Adler-Royal 115cx Cash Register operates on 4 "C" sized batteries for up to 12 hours of continuous use. The locking, removable cash drawer has 4-slot bill and 4-slot coin trays. The Adler-Royal 115cx Cash Register features 8 departments for sales analysis by category of merchandise and 99 price look-ups for quick, accurate entry of frequently sold items. An automatic tax computation is programmable for any fixed percent tax, VAT or tax table. An ink roll printer provides either a journal or receipt printout. Its battery back-up provides full protection of program settings and transaction records while transporting register or during power outage.