More on Amazon.com : http://www.amazon.com/gp/product/B0000DK6G9?tag=thefatkidin06-20 <br /> <br />HP 33S Scientific Calculator (F2216A) <br /> <br />RPN and algebraic key-in logic <br />Easy-to-read 2-line LCD <br />Sturdy rubberplastic construction <br />32 KB memory 27 memory storage and recall functions <br />Automatic power off
