Large 12-digit fluorescent display. Heavy duty fast 5.2 LPS 2-color printer. Amortization, Future / Present Value, Days Between Dates, Installment Loan and Time Calculations. Cost / Sell / Margin Keys. 2 Independent Tax Keys. 4-Key Independent Memory. Delta Percent-Percent of Change. Change Sign, Grand Total, Percent, Date / Non-Add, Sigma, Backspace Keys. AC Powered.