{"title":"991NX Series","description":null,"products":[{"product_id":"catiga-pink-scientific-calculator-with-textbook-style-hd-display-solar-battery-scientific-calculators-for-college-high-school-engineering-students-icon-menu-magnetic-hard-case-cs-991nx","title":"CATIGA Pink Scientific Calculator with Textbook-Style HD Display, Solar \u0026 Battery Scientific Calculators for College, High School \u0026 Engineering Students, Icon Menu \u0026 Magnetic Hard Case, CS-991NX","description":"\u003cul\u003e\n\u003cli\u003eTEXTBOOK-STYLE HD DISPLAY - SEE MATH THE WAY IT'S WRITTEN: A crisp high-resolution screen with 4-gradation shading shows fractions, roots, exponents and equations exactly as they appear in your textbook, not squeezed onto one flat line. An intuitive icon menu switches between Calculate, Statistics, Distribution, Spreadsheet, Table and Equation modes in one tap, so input is faster and mistakes are easier to catch\u003c\/li\u003e\n\u003cli\u003e538 FUNCTIONS - EVERY TOOL FOR EVERY COURSE: One scientific calculator covers General Math and Pre-Algebra through Algebra, Geometry, Trigonometry, Statistics and Calculus, plus Physics, Chemistry and Engineering. Handles matrices and vectors, complex numbers, equation and inequality solving, a built-in spreadsheet, statistics with regression and distributions, base-n, prime factorization, 47 scientific constants and 40 units conversions, you never need a second device as your classes get harder\u003c\/li\u003e\n\u003cli\u003eMAGNETIC HARD CASE INCLUDED - PROTECTION THAT STAYS ON: Unlike calculators that ship with a flimsy slide-on cover, the CS-991NX comes with a rigid magnetic snap-on hard case. It clicks securely into place, survives being tossed in a backpack or pencil case, and won't slip off - so your calculator stays exam-ready year after year\u003c\/li\u003e\n\u003cli\u003eDUAL SOLAR + BATTERY POWER - NEVER DIES MID-EXAM: This solar calculator runs on light whenever it's available, with battery backup for everything else. No surprise shutdowns during a test, no scrambling for a replacement battery the night before an exam\u003c\/li\u003e\n\u003cli\u003eSLIM, LIGHT \u0026amp; BUILT FOR TEST DAY: At just 6.38 × 3.03 × 0.42 in and 0.21 lbs, this compact calculator slides into any bag or pencil case. Durable casing and responsive keys hold up to daily use through years of school. A dependable pick for college and high-school students prepping for SAT and AP coursework - always confirm your specific exam board's approved-equipment list as part of your prep\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CATIGA","offers":[{"title":"Default Title","offer_id":52176049471776,"sku":null,"price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0726\/7722\/8832\/files\/CS991NX-listing01-pink.jpg?v=1786436783"},{"product_id":"catiga-blue-scientific-calculator-with-textbook-style-hd-display-solar-battery-scientific-calculators-for-college-high-school-engineering-students-icon-menu-magnetic-hard-case-cs-991nx","title":"CATIGA Blue Scientific Calculator with Textbook-Style HD Display, Solar \u0026 Battery Scientific Calculators for College, High School \u0026 Engineering Students, Icon Menu \u0026 Magnetic Hard Case, CS-991NX","description":"\u003cul\u003e\n\u003cli\u003eTEXTBOOK-STYLE HD DISPLAY - SEE MATH THE WAY IT'S WRITTEN: A crisp high-resolution screen with 4-gradation shading shows fractions, roots, exponents and equations exactly as they appear in your textbook, not squeezed onto one flat line. An intuitive icon menu switches between Calculate, Statistics, Distribution, Spreadsheet, Table and Equation modes in one tap, so input is faster and mistakes are easier to catch\u003c\/li\u003e\n\u003cli\u003e538 FUNCTIONS - EVERY TOOL FOR EVERY COURSE: One scientific calculator covers General Math and Pre-Algebra through Algebra, Geometry, Trigonometry, Statistics and Calculus, plus Physics, Chemistry and Engineering. Handles matrices and vectors, complex numbers, equation and inequality solving, a built-in spreadsheet, statistics with regression and distributions, base-n, prime factorization, 47 scientific constants and 40 units conversions, you never need a second device as your classes get harder\u003c\/li\u003e\n\u003cli\u003eMAGNETIC HARD CASE INCLUDED - PROTECTION THAT STAYS ON: Unlike calculators that ship with a flimsy slide-on cover, the CS-991NX comes with a rigid magnetic snap-on hard case. It clicks securely into place, survives being tossed in a backpack or pencil case, and won't slip off - so your calculator stays exam-ready year after year\u003c\/li\u003e\n\u003cli\u003eDUAL SOLAR + BATTERY POWER - NEVER DIES MID-EXAM: This solar calculator runs on light whenever it's available, with battery backup for everything else. No surprise shutdowns during a test, no scrambling for a replacement battery the night before an exam\u003c\/li\u003e\n\u003cli\u003eSLIM, LIGHT \u0026amp; BUILT FOR TEST DAY: At just 6.38 × 3.03 × 0.42 in and 0.21 lbs, this compact calculator slides into any bag or pencil case. Durable casing and responsive keys hold up to daily use through years of school. A dependable pick for college and high-school students prepping for SAT and AP coursework - always confirm your specific exam board's approved-equipment list as part of your prep\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CATIGA","offers":[{"title":"Default Title","offer_id":52176056779040,"sku":null,"price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0726\/7722\/8832\/files\/CS991NX-listing01-blue.jpg?v=1786436518"},{"product_id":"catiga-black-scientific-calculator-with-textbook-style-hd-display-solar-battery-scientific-calculators-for-college-high-school-engineering-students-icon-menu-magnetic-hard-case-cs-991nx","title":"CATIGA Black Scientific Calculator with Textbook-Style HD Display, Solar \u0026 Battery Scientific Calculators for College, High School \u0026 Engineering Students, Icon Menu \u0026 Magnetic Hard Case, CS-991NX","description":"\u003cul\u003e\n\u003cli\u003eTEXTBOOK-STYLE HD DISPLAY - SEE MATH THE WAY IT'S WRITTEN: A crisp high-resolution screen with 4-gradation shading shows fractions, roots, exponents and equations exactly as they appear in your textbook, not squeezed onto one flat line. An intuitive icon menu switches between Calculate, Statistics, Distribution, Spreadsheet, Table and Equation modes in one tap, so input is faster and mistakes are easier to catch\u003c\/li\u003e\n\u003cli\u003e538 FUNCTIONS - EVERY TOOL FOR EVERY COURSE: One scientific calculator covers General Math and Pre-Algebra through Algebra, Geometry, Trigonometry, Statistics and Calculus, plus Physics, Chemistry and Engineering. Handles matrices and vectors, complex numbers, equation and inequality solving, a built-in spreadsheet, statistics with regression and distributions, base-n, prime factorization, 47 scientific constants and 40 units conversions, you never need a second device as your classes get harder\u003c\/li\u003e\n\u003cli\u003eMAGNETIC HARD CASE INCLUDED - PROTECTION THAT STAYS ON: Unlike calculators that ship with a flimsy slide-on cover, the CS-991NX comes with a rigid magnetic snap-on hard case. It clicks securely into place, survives being tossed in a backpack or pencil case, and won't slip off - so your calculator stays exam-ready year after year\u003c\/li\u003e\n\u003cli\u003eDUAL SOLAR + BATTERY POWER - NEVER DIES MID-EXAM: This solar calculator runs on light whenever it's available, with battery backup for everything else. No surprise shutdowns during a test, no scrambling for a replacement battery the night before an exam\u003c\/li\u003e\n\u003cli\u003eSLIM, LIGHT \u0026amp; BUILT FOR TEST DAY: At just 6.38 × 3.03 × 0.42 in and 0.21 lbs, this compact calculator slides into any bag or pencil case. Durable casing and responsive keys hold up to daily use through years of school. 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