Many features, energy-efficient and user friendly. Owned this for 2.5 years now and am very satisfied!
Works very well. Much much more logical and user-friendly than the TI-82/84 as most will pålurade. Very many features too, far more than you use.
But would have liked more opportunities to create programs in any editor on your computer and then transfer them to the calculator. + Support for "better" language C: P
The documentation for the Basic language could also have been better.
I have owned my in about 1.5 years now and it works flawlessly, sturdy and can withstand a little tougher to do it. Easy to understand and elaborate menus and buttons, it is, a little disturbing, however, is that it can complain about bad battery every now and then maybe one time every two months. A small thing I think is boring is at protective shell to go very easy after a time användnign. The shell sjukts on the bottom.