Executive Commercial Printing Calculator offers a large 12-digit fluorescent display with 17mm tall display digits. Prints 4.0 lines per second with a two-color ribbon. Delivers large print on paper tape. Desktop calculator features large, well-spaced contoured keys. Cost-sell-margin keys allow you to quickly and easily solve CSM problems by entering two variables and the third appears. Displays and prints current time/date. Functions include cost-sell-margin keys, tax +/- keys, four-key independent memory, change sign key, percent key, grand total key, date/non-add key, backspace key, sigma key and item count. AC powered.