TOVO Scientific Calculator with Graphing Functions, Multiple Modes, 360 Functions, Large Screen, Intuitive Interface for Beginners, High School & Advanced Courses, TS-259 (Developed by CATIGA)
Condition: New
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30-day refund / replacement
To qualify for a full refund, items must be returned in their original, unused condition. If an item is returned in a used, damaged, or materially different state, you may be granted a partial refund.
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Availability:
In Stock.
Arrives
Saturday, Aug 30
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Color: Black
Features
- Scientific Calculator with Graphic FunctionThis is a scientific calculator that is able to show graphs of formulas. It features a screen large enough to be able to display graphs and equations simultaneously, allowing you to see calculations and corrections in high detail. Its 7 x 3.3 size ensures comfortable use.
- Multiple modesThis calculator offers 3 operating modes: angle measurement, calculation and display mode. Please see the photos for more information.
- Over 360 FunctionsIncluding fractions, statistics, calculations of complex numbers, linear regression, standard deviation, permutations 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 are not able to turn on the calculator, please press the reset button on the back! If you still have any other issues, we offer a 365-day limited warranty. Please contact us and we will give you a response within 24 hours.
Brand: CATIGA
Color: Black
UPC:
Manufacturer: CATIGA
Package Dimensions: 7.13 x 3.66 x 1.22 inches
Item Weight: 7 ounces
Date First Available: August 3, 2025
Manufacturer: CATIGA
Frequently asked questions
If you place your order now, the estimated arrival date for this product is:
Saturday, Aug 30
Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
- Klarna Financing
- Affirm Pay in 4
- Affirm Financing
- Afterpay Financing
- PayTomorrow Financing
- Financing through Apple Pay
Learn more about financing & leasing here.
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Top Amazon Reviews
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Ordered for my highschool student in Advanced geometry… now she is set up and she loves the color.
Reviewed in the United States on August 24, 2025 by Rebecca Guynes
Color: Pink
Cute color. Exactly what my daughter needs for school
Reviewed in the United States on August 14, 2025 by Rebecca C.
Easy to follow instructions. Easy to use and clear screen. The keys are a little sticky and do not always register the first time.
Reviewed in the United States on April 16, 2021 by margaret stringer
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Great Scientific Calculator
Reviewed in the United States on July 9, 2025 by David Kratzke
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Very light and have various functions. Easy to use and value for money.
Reviewed in the United States on April 7, 2025 by Biggyan Lamsal
Color: 991-EX Black
Bought this for my son who is an engineering freshman in college.,He swears by it that it is absolutely the best calculator he’s ever had
Reviewed in the United States on August 21, 2024 by RALPH U.
Color: 991-EX Black
Very simple to use well for my kid
Reviewed in the United States on January 13, 2025 by Dexter80
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I needed a engineering calculator for a high school student. This came in one day and is exactly what he needed. This a a great price for a calculator
Reviewed in the United States on September 5, 2024 by Nana's world