More on Amazon.com : http://www.amazon.com/gp/product/B000W6G8QM?tag=thefatkidin06-20 <br /> <br />Casio CFX-9800G-w Color Graphing Calculator <br /> <br />Functions 672 built-in <br />Display Color 16 character x 8 line <br />Memory 32 KB <br />Power Battery with back-up <br />Cover Slide-on hard case
