Calculate, jot, and conquer.
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Transform your study and work experience with CalcNote Pro, a next-generation tool that merges a powerful multi-function scientific calculator with a 6.5-inch digital writing tablet. Designed to simplify complex equations, streamline note-taking, and maximize efficiency, this innovative device empowers students, researchers, and professionals to achieve accuracy and clarity in every task. The foldable LCD pad with stylus makes jotting notes and erasing effortless, reducing paper waste and keeping your workflow organized. With dual power support (solar panel + replaceable coin battery) and a rugged anti-drop design, CalcNote Pro delivers uninterrupted performance and long-lasting durability. Compact, portable, and versatile, it’s the ultimate productivity companion for high school, college, and beyond.

Key Benefits
All-in-One Learning & Work Tool: CalcNote Pro 991ES merges a full scientific calculator with a digital writing pad, allowing users to calculate and note solutions side by side. This dual functionality eliminates the hassle of switching between paper and calculator, keeping your process seamless and organized. Students can record steps during problem-solving, while professionals can jot down quick references or reminders instantly. It’s an all-in-one device that streamlines learning, research, and office tasks.
Advanced 417 Scientific Functions: With 417 powerful functions, the 991ES model handles everything from fractions, trigonometry, and logarithms to statistics, regression analysis, and complex number calculations. Its multi-view display even allows you to compare two calculations at once, dramatically improving accuracy and efficiency. Whether tackling engineering coursework, advanced mathematics, or professional research, this calculator provides the versatility to cover virtually any computational need. It’s built to be a trusted companion from high school through university and beyond.
Durable, Foldable & Portable Design: The lightweight, foldable build makes CalcNote Pro 991ES easy to carry in your pocket, backpack, or work bag, while its dust-proof cover protects the writing pad and keys from damage. The anti-drop body ensures it withstands everyday use, so you won’t have to worry about accidental slips during study sessions or commutes. At just 5 ounces, it’s highly portable yet packed with advanced functionality. This makes it ideal for students on the go, business professionals, and anyone needing reliable performance in a compact form.
Reliable Dual Power System: Powered by both a solar panel and a replaceable coin battery, CalcNote Pro 991ES guarantees uninterrupted usage no matter the environment. The solar panel extends battery life, while the backup coin battery ensures consistent performance during exams, study marathons, or late-night work sessions. This dual system makes it eco-friendly, cost-effective, and dependable, giving you peace of mind that your calculator won’t fail when you need it most. It’s designed for long-term productivity without interruptions.