12 Digit Executive Business Large Desktop Calculator (EL-339HB)

Highlights Selectable decimal and rounding switches Cost/sell/margin keys for quick and easy profit calculations Answer Check function displays "OK" sign when the calculation being checked matches the results of the previous calculation Grand Total function Contemporary metal case 4 key memory and automatic power down Details 12 digit excutive business calculator is perfect for the home or office. Features an extra-large, easy to read angled LCD display. Cost/sell/margin keys for quick and easy profit calculations. Answer check function displays "ok" sign when the calculation being checked matches the results of the previous calculations. Other functions include: selectable decimal and rounding slide switches, grand total key, double zero key, percent key, change sign key, 4 key independent memory, and automatic constants. Contemporary metal case. Operates on twin power (solar with battery backup). 1 year limited warranty.