




Warranty
12 Months Seller Warranty
Gift Wrap
Available for ₹30
Selling Partner
FavesPlus+
Tackle complex calculations with the Citical CT-991ES Scientific Calculator, a high-performance device with over 401 built-in functions for algebra, trigonometry, statistics, and calculus. Featuring a natural textbook display that shows formulas and results exactly as they appear in textbooks, it’s perfect for students, engineers, and professionals. With solar + battery dual power and a protective slide-on cover, this reliable calculator ensures long-lasting accuracy and portability.