This item has been discontinued by the manufacturer. We have a limited number of Used calculators available at the price listed on this page; once they are gone we'll likely stop carrying this model. These units have been verified to be in good condition and working order, but may have minor cosmetic blemishes such as dents or scratches. Includes calculator and batteries only. Does not include: case, manual, original packaging, and manufacturer warranty. We warranty these units for 30 days but cannot accept returns unless item is not as described or cannot be repaired/replaced via our warranty.
HP20S has 150+ built-in scientific and mathematical functions, keystroke programming, trigonometry and math functions for scientific usage