Casio fx-991ES Scientific Calculator -COPY- Natural Display, Two-Way Power

Description The Casio fx-991ES Plus Scientific Calculator is a powerful and reliable tool designed for students, teachers, engineers, and professionals. Featuring Natural Textbook Display (Natural-V.P.A.M.), it shows expressions exactly as they appear in textbooks, making calculations easier to understand and verify. With advanced scientific functions, durable keys, and two-way power (solar battery), this calculator ensures consistent performance for exams, classroom use, and technical work.