The Casio FX-991EX ClassWiz Scientific Calculator is an essential tool for students and professionals alike. With a large, easy-to-read LCD display and a range of features including calculus and programmability, this calculator is perfect for advanced calculations. The calculator's plastic construction ensures durability, while its handheld size allows for easy transport.

Powered by batteries, this scientific calculator is brand new and boasts a regular key size and display size. The Casio FX-991EX is an ideal choice for those in need of a reliable and efficient calculator for business or office use.