CATIGA Scientific Calculator with Graphic Functions, Multiple Modes with Intuitive Interface, Perfect for Beginner and Advanced Courses, High School or College, CS-121

【Scientific Calculator with Graphic Function】This is a scientific calculator that can display charts of formulas. It has a screen large enough to display diagrams and equations at the same time, allowing you to view calculations and corrections in detail. The size 7 x 3.3 ensures comfortable operation.

【Multiple modes】This calculator offers 3 operating modes: angle measurement, calculation and display mode. Please see the photos for more information.

【Over 360 Functions】Including fractions, statistics, calculations of complex numbers, linear regression, standard deviation, and variable solution.

Perfect for Advanced and Beginner courses including Pre-Algebra, Algebra I, Algebra II, Geometry, Trigonometry, Calculus, AP Calculus, AP Statistics, Biology, Chemistry, Physics, Finance & Business.

If you cannot turn on the calculator, please press the reset button on the back! If you have any further problems, we offer a limited warranty of 365 days. Please contact us and we will give you an answer within 24 hours.