OSALO Scientific Calculator 417 Function 10+2 Digits Written Display Solar and Battery Calculator Protective Case for School Pink (OS 991ES Plus 2nd Edition)

Price: €19.99 - €26.99
(as of Nov 03, 2025 19:44:36 UTC – Details)

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Rechner für Neuankömmlinge

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Beutel mit Reißverschluss

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Beutel mit Reißverschluss

Batteries ‏ : ‎ 1 LR44 batteries required. (included)
Product Dimensions ‏ : ‎ 16.4 x 8 x 0.1 cm; 150 g
Date First Available ‏ : ‎ 9 Oct 2024
Manufacturer ‏ : ‎ OSALO
ASIN ‏ : ‎ B0DJQK7MTJ
Item model number ‏ : ‎ OS-991ES PLUS Ⅱ Rosa
Country of origin ‏ : ‎ China
Guaranteed software updates until ‏ : ‎ unknown
Best Sellers Rank: 1,258 in Stationery & Office Supplies (See Top 100 in Stationery & Office Supplies) 13 in Scientific Calculators
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417 functions scientific calculator: with 417 functions for fractions, exponents, matrix calculations, statistics, integral, algebra, calculations with complex numbers, standard deviation, solving variables, permutations and combinations and linear regression, Scientific Calculator covers most scientific functions that students from middle school to college in their courses . The attached reading guide helps you find and use these features.
Scientific calculator with written display: Enter expressions and arithmetic operations such as the written form in the textbook, which is easier to read than conventional calculators. The 2-line display shows both input and calculation results, allowing students to check the calculation process and results.
Contrast adjustment function: the screen contrast can be adjusted with simple operation to achieve the best display effect, dim to relieve the eyes, brighten to get clearer display results to improve computing performance.
Electronic two-way power calculator: solar and battery, double safe uninterruptible power supply, environmental protection and energy-saving advantages.
Ultra light and portable: weight: 5.1 oz. (145g); Size: 164 x 80 x 17(mm)/6.4 x 3.15 x 0.6 7(inch); Material: ABS plastic. With sliding hard case, convenient to carry and hold with one hand.