Casio FX-991ES Plus 2nd Edition Scientific Calculator.

• Redesigned ES PLUS series calculators featuring easy-to-understand Natural Textbook Display, Non-Programmable Scientific Calculator with 417 Functions
• Stylish design but same function as Casio FX-991ESPLUS 1st edition, 10-digit mantissa + 2-digit exponential display
• Basic Trigonometrical & Statistics Functions, and many more functions
• Colour coded keypad for easy key differentiation, Simple and easy to use, Comes with new slide on hard case