Scientific CalcNote 991ES

PRODUCT DESCRIPTION

Scientific Calculator + LCD Notepad
A 2-in-1 tool featuring a 6.5-inch writing tablet with stylus, letting you jot notes, formulas, or quick sketches while you calculate. Erase instantly with one button or lock your notes to keep them.

Powerful Functions

417 functions
Includes fractions, statistics, linear regression, standard deviation, polar ↔ rectangular conversions, complex numbers, base arithmetic, and more.

Smooth & Precise Keys
Built with premium plastic keys for faster response and superior accuracy compared to traditional silicone keys. Comfortable, durable, and made for heavy use.

Dual Power Supply
Runs on solar energy + replaceable button battery for uninterrupted performance and extended lifespan.

Foldable & Portable
Lightweight, dust-resistant, and easy to carry. Perfect for high school & college students, engineers, and professional researchers.

Why You’ll Love It!
Say goodbye to clutter and wasted paper — with this solar scientific calculator, you can calculate, solve, and take notes in one sleek device.