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Accuracy, functionality, and dependability make this pocket-sized calculator a great tool for engineers, surveyors, college students, scientists, and medical professionals. Features include 31KB of memory, RPN and algebraic data-entry, a powerful two-line display, and the time-saving HP Solve application.

Efficiently express calculation sequences without parentheses—reducing the number of keystrokes—using RPN
Write and solve equations for any variable without rewriting the original equation (you can edit, undo, and delete) using the HP Solve application
Program using the 31KB RAM user memory
Get accurate calculation results with the 21-digit internal precision
Adjust the contrast on the powerful two-line display
Easily carry and hold; it's a handy size and has comfortable rubber side grips