Please note this model is heavily discounted due to the batteries being out of date.
The calculator is not affected as the batteries are packed seperately.
The HP 40gs Graphing Calculator,your ideal classroom graphing calculator with a user-friendly Computer Algebra System (CAS) features easy readability on a large, split screen display with adjustable contrast. HP 40gs Graphing Calculator with familiar algebraic entry-system logic and displays answers in symbolic, numeric and graphing views. It’s a must for math and science students with 256KB RAM of memory to create and store custom Aplets. Easily share data and connect with PCs using USB and serial ports. Use the HP 40gs Graphing Calculator and enjoy the reassurance of award-winning HP support.