说明

• Scientific Calculator for Students, 991 MS Science Calculator with Notepad for Middle and High School Supplies Calculator with Cover (991MS-Blue) About this item: 【401 Computing Functions】Include fractions, variable statistics, advanced number calculations, linear regression, base arithmetic, pc science, regular deviation, and polar-rectangular conversions, and so on 【2-Line Display】Show entry and calculated result in the computer screen at similar time Suitable for college students for exam 【Dust-proof & Portable】NEWYES Scientific calculator comes with a dirt cover, which are covered to the again when using, and may be lined to shop to stop dust after use Easy garage and straightforward to carry 【Solar Energy & More Sensitive Key】Solar panel + replaceable button battery for long-term use Premium plastic key, more touchy and exact than silicone key Comfortable to touch 【Suitable for Students】 Ideal for junior & high school students, college students and professional researchers Suitable for SAT, GCSE, and many others

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