14 digit calculator is perfect for the everyday advanced user, especially in a busy office setting. Extra heavy duty durability is perfect for power users. Features financial, loan and time calculations. You can count on the fast and quiet 8.0 lines-per-second ribbon printer. Innovative Prompt Logic? guides the user in performing multiple functions including: installment loans, time calculations, cost/sell/margin, currency and more! The only calculator with a HELP key, which provides instant descriptions and instructions for using functions, displays and prints informative messages. Programmable with up to six user-defined alphanumeric text messages that can be printed on your tape. Bright 14 Digit alphanumeric, 2-color dot matrix display is easy on the eyes. Cost/sell/margin keys make for quick and easy profit margin calculations (simply enter two variables and the third automatically appears). Other functions include: two independent tax keys, currency conversion, constants in multiplication and division, percentage add-on and discount, time/date, change sign key, square root function, large-size add and subtract keys, item count, fully selectable decimal settings, date/non-add key, and selectable rounding switches and 4 key independent memory. AC Powered. 3 Year Manufacturer"s Standard Warranty.