The Casio FX-991MS 2nd Edition is a powerful and reliable non-programmable scientific calculator designed for students and professionals. It features a 2-line display with a sleek and modern body that ensures better visibility and ease of use. With 401 functions, including complex number calculations, statistical analysis, equation solving, and more, it is ideal for SSC, HSC, university, and technical exams. The calculator also comes with plastic keys, menu-driven interface, and durable build quality, making it a dependable tool for all kinds of mathematical and scientific work. Key Features: 401 functions including statistics, fractions, equations, and more 2-line display for better clarity Dual power: Solar + Battery New sleek design with improved key layout Non-programmable – approved for use in most exams Suitable for school, college, and university-level education