Feature(may vary by option.)
●991ES Multi-Functional Calculator: With the 417 functions and functions, it covers almost all the scientific computation functions necessary for electrical work, civil engineering, construction work, and engineering college students. Adopts high definition LCD display, the numbers and symbols are more vivid and easy to read
●Electronic Memo Pad with Calculator: The 6.5-inch electronic memo and a function calculator can be combined to record the calculation contents on an electronic memo. The electronic pad has a key eraser and lock function so you can write it about 50,000 times. Also, you can enter and display math and symbols according to scientific and textbooks, making it convenient for research and classes
●Dual Power Supply: The button battery and solar panel provide a built-in battery that protects the calculation contents even if it blocks light during use, making it convenient and easy to calculate. High spec but with excellent power saving performance
●(4-Line Display) Programmable calculator with 4-line display allows you to quickly process complex and repetitive calculations, making it easy to read. Comprehensive scientific calculation, thoughtful and easy to read
●(Convenient to Carry) The main unit weighs 5.3 oz (150 g), adopts a slim design with a smooth curved shape that fits nicely in your hand, making it extremely convenient to carry around. Ideal for office, science and students without worrying about damage caused by careless drops
[349 functions]
[417 Functional Pink]
[417 functions]
[black]
Description
991ES Multi-Function Calculator: With the 417 functions and functions, it covers almost all scientific computing functions that students need for math, physics, and chemistry.
2 in 1 - Calculator & Electronic Memo Pad
The electronic memo and calculator combine to record the calculation content on the electronic memo while calculating it.
Product Specifications:
Material: ABS.
Weight: 5.3 oz (152.5 g).
Battery Model: CR2032
Working temperature: 32 - 104°F (0 - 40°C).
Electronic pad usage: more than 50,000 times.
Equipped with a delete lock function.
One key eraser and lock function to prevent it from being erased carelessly.
This electronic notepad is made with LCD crystal material and pressure sensitive function, so it is clear and easy to read text so you can use it for a long time without fatigue.
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Large Screen DisplayEquipped with a high-definition LCD display, 4-line display, making it easy to read. |
Solar & Button BatteriesHigh spec but with excellent power saving performance, you no need to worry about battery drain out. |
Foldable & MagneticThe main body is magnetic and can be folded securely and easily carried without damaging the screen.It will not damage the screen if you drop it to the ground carelessly. |
Convenience of the suction penFirmly adsorbed to the left side of the calculator, no need to worry about losing your pens. |
