991EX Scientific Calculator 552 Functions 6-Line Display for High School Desktop Calculator Rechargeable & Solar Power, with Erasable LCD Writing Tablet for High School College Graduate Student

991EX
Scientific Calculator: A practical scientific calculator for business and school use, offering 552 functions, suitable
for: General math and science, Pre-Algebra, Algebra 1 and 2, Geometry, Statistics and regression calculations, Calculus, fractions, decimals, calculations involving specific number systems (BASE-N, binary, octal, decimal, hexadecimal), complex number calculations, EQN, matrix calculations, TABLE, VECTOR, SOLVE, Biology, Chemistry, and more. It also includes a memory function for more user-friendly calculations.
Scientific Calculator with Notepad: This scientific calculator for school and business combines calculation and notebook with a stylus pen. The LCD writing tablet allows you to take notes during calculations, which greatly assists with study and work.
Note: Only unlock the LOCK KEY for the writing area and the erase button to work.
Multiview: The display shows 6 calculations simultaneously on screen, greatly boosting computational efficiency. Dual Power Solar
Panel & Rechargeable: The rechargeable battery is built into this scientific calculator, lowering battery replacement frequency and being eco-friendly. It is also powered by solar energy, so you need not worry about battery depletion.
Anti-Drop Body and Portable: The body of this scientific calculator is made using ultrasonic bonding technology, resulting in an almost seamless integration of the casing. It has also passed rigorous quality testing to ensure its reliability and performance. Due to the anti-drop body design, there is no need to worry about damage from accidental falls. It weighs only 5 ounces and can be easily placed in your pocket, making it handy for business and school. Conversion of Fraction and
Decimal: You can change the results via the 'CHG' key, or
configure the calculator settings:
1. Press the 'SHIFT' button.
2. Press the 'Function' button.
3. Choose 1 and set the mode for fraction or decimal. [MthIO for fraction, LineIO for decimal]
What You Get: 991EX scientific calculator x1, USB-C charging cable x1, instructions x1, exquisite packing box x1