Solve complex arithmetic calculations with the Casio FX-5800P business calculator. The 4×16 character display on the LCD screen of this Casio scientific calculator ensures a clear and complete view of critical formulae. Moreover, the text editor feature of this Casio scientific calculator allows you to rectify typos. This Casio FX-5800P calculator uses 1x AAA battery for external power. The 150 grams mere weight of this business calculator makes it highly portable.