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Sold and shipped by Japanese sellers
* Operated by Japanese sellers - Japanese sellers with trust and experience.
* Direct from Japan - All items are carefully packed and shipped promptly from Japan.
* Highest quality control - Inspected by Japanese standards to ensure high quality products.
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(Note: Genuine products are only sold by our store "ROATEE-JP" which provides after-sales service.) 1. [Multi-functional scientific calculator] This is a 991ES scientific calculator that handles 417 functions, from equations to complex functions. Equipped with a high-definition liquid crystal display, it is easy on the eyes and allows you to clearly see numbers and symbols. Perfect for people working in the electrical, civil engineering, and architectural fields, as well as science students who need a scientific calculator. With its versatile functions, it can be used for a wide range of purposes, from learning to research.
2. [Convenient electronic memo pad included] Equipped with an electronic memo pad that is approximately the same size as a calculator, allowing you to easily record calculation results. The electronic memo pad with calculator can be used to help organize your thoughts during calculations, or as a memo in case of an emergency. The electronic pad has a single-key erase and lock function, so it can be written repeatedly about 50,000 times. Excellent durability.
③ [4-line display] A scientific calculator with additional program functions. The 4-line display allows complex repetitive calculations to be processed quickly, significantly reducing the time required for calculations. Ideal for people who regularly perform complex calculations in their work.
④ [Foldable] The electronic memo pad with calculator weighs only 150G, and when folded, it is about the size of a cell phone. It's light and small, so it easily fits into your handbag. It is convenient to carry and can be used anytime, anywhere, such as meetings, studies, and business negotiations. The foldable design minimizes damage such as dust and scratches on the surface of the calculator or pad.
⑤ [Solar Charging/Button Battery] This scientific calculator supports button battery replacement and solar charging. Easily replace the button battery when the power is turned off, and the calculator will be fully charged in no time. Great convenience. Also, even if you are out and the electricity suddenly goes out, you can charge the calculator with the solar panel, so you don't have to worry about it becoming unusable.
Perfect for people working in the electrical, civil engineering, and architectural fields, as well as science students who need a scientific calculator. With its versatile functions, it can be used for a wide range of purposes, from learning to research.
