The Casio FX-991MS Scientific Calculator is perfect for all your calculation needs. This used calculator has a 2 line display and runs on both solar and battery power for your convenience. Its regular key size and handheld size make it easy to carry with you wherever you go.

Features 2 line display Fraction calculations, Integration calculations, Combination and Permutation STAT-data editor, Standard deviation, Normal distribution calculations, Regression analysis.This Casio FX-991MS Scientific Calculator is a powerful tool and affordable choice for any University, college or high school student!

This calculator has been tested and works great! There is some light scratching throughout the exterior of the calculator from regular use but nothing serious. I encourage you to review the photos carefully.

Please do not hesitate to message me for additional photos or to answer any questions you may have :)