Ordering Unit: 1/EA 12 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 reliable 5.2 lines-per-second ribbon printer. Easy to use financial, loan and time calculations help you figure net present value, future value, installment loan payments, days between dates and even allows you to print an amortization schedule in just a few keystrokes. 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, 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. SPECS Print Type: Ribbon Ribbon/ Roller Type: 7010 Size (in.): 12.5 x 8.75 x 2.75 Product Color: Gray Weight (lbs.): 4.0 Warranty (yrs.): 3 Power Source: AC Battery Type: AC Only Calculator Stand: LS125 Paper Type: 2 1/4" Print Color: Black and Red Number of Digits: 12 Digit Size (mm): 18 Display Type: Fluorescent Print Speed (lines per second): 5.2 Accepts 2-Ply Paper: Yes AntiMicrobial: No Recycled Plastic: No Time/Date Feature: Yes USB Capable: Communicates with PC: No Help/Program Key: No Reprint Function: No Text Printing: No Installment Loan Calculations: Yes Amortization: Yes Future/Present Value: Yes Days Between Dates Calculation: Yes Time Calculations: Yes Cost/Sell/Margin Keys: Yes Mark Up Key: No Two Independent Tax Keys: Yes Automatic Tax Keys: No Item Count: Yes Grand Total: Yes Independent Memories: Yes: 4 Key Auto Averaging: Yes Sigma: Yes Delta Percent: Yes Square Root: Yes Change Sign Key: Yes Percent Key: Yes Print Size: Standard