Victor® 12-digit commercial printing calculator with an extra large LCD display which shows individual entries and running subtotals. Contemporary silver and black styling. Engineered with an antimicrobial agent that reduces the growth of microbes and bacteria on the product that can cause discoloration and odors. Manufactured with recycled plastic. The 1212-3A features ink-roller printing, constants in multiplication and division, percentage add-on and discount. Change sign key, large add and subtract keys. Nonprint or print mode. Item count. Full decimal settings. Non-add/date key. Markup and selectable rounding. Four-key independent memory. Operates on four AA batteries (not included) or on the included AC adapter. Power Source(s): AC; Battery; Display Notation: Numeric; Number of Display Digits: 12; Memory: 4-Key.