The newYES NY-991ES Plus Scientific Calculator is a lightweight, ultra-portable scientific calculator with a long-lasting battery. The solar-charged LCD writing tablet can be used as an easy-to-use solution for everyday calculations and storing notes. Simply write or draw something on it and when you are done it returns back as a whiteboard ready for your next idea. The calculator's ergonomic design includes an auto power-off feature, so you never have to worry about draining your batteries waiting for the unit to turn off by itself.
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Lightweight. Carry it in your pocket & can be quickly removed so that you can use immediately when needed
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LCD writing tablet. Enables you to take notes during calculation
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Solar energy. Take free energy from the sun & use it to power your calculator
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Replaceable coin battery. Reliable power source for your calculating needs
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Foldable & dustproof design. Built w/ a cover to protect your calculator from dusts, dirt, etc.
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Anti-drop body. No need to worry about the damage by accidentally falling
Functions
- Fraction calculations
- Combination & permutation
- Statistics (List-based STAT data editor, standard deviation, regression analysis)
- 9 variables
- Table function
- Equation calculations
- Integration/differential calculations
- Matrix calculations
- Vector calculations
- Complex number calculations
- CALC function
- SOLVE function
- Base- n calculation
