{"product_id":"ctifree-991es-plus-2nd-edition-scientific-calculator-417-functions-for-high-school-university-exams-dual-power-display-991esplus2nd","title":"CTIFREE 991ES Plus 2nd Edition Scientific Calculator | 417 Functions for High School \u0026 University Exams | Dual Power Display","description":"\u003ctable id=\"table\" style=\"width: 553px; height: 166.75px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 198.891px; height: 19.5938px;\"\u003eProduct No\u003c\/td\u003e\n\u003ctd style=\"width: 338.109px; height: 19.5938px;\"\u003e991esplus2nd\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 198.891px; height: 19.5938px;\"\u003eBrand\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 338.109px; height: 19.5938px;\"\u003eCTIFREE\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 198.891px; height: 19.5938px;\"\u003eModel\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 338.109px; height: 19.5938px;\"\u003e991ES Plus 2nd Edition (417 Functions)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 198.891px; height: 19.5938px;\"\u003eDisplay\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 338.109px; height: 19.5938px;\"\u003e10+2 Digit Natural Textbook\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 10px;\"\u003e\n\u003ctd style=\"width: 198.891px; height: 10px;\"\u003ePower\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 338.109px; height: 10px;\"\u003eSolar + LR44 Battery (Dual Power)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 198.891px; height: 19.5938px;\"\u003eMaterial\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 338.109px; height: 19.5938px;\"\u003eABS Plastic\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 198.891px; height: 19.5938px;\"\u003eFunctions\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 338.109px; height: 19.5938px;\"\u003e417 (List Included in Manual)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 198.891px; height: 19.5938px;\"\u003eWeight\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 338.109px; height: 19.5938px;\"\u003e220g\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 198.891px; height: 19.5938px;\"\u003eDimensions\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 338.109px; height: 19.5938px;\"\u003e17.42 × 8.12 × 0.90 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 198.891px;\"\u003eColors\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 338.109px;\"\u003eBlack, Silver\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 198.891px;\"\u003eIncluded\u003c\/td\u003e\n\u003ctd style=\"width: 338.109px;\"\u003eCalculator, Protective Hard Case, Manual, Battery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePower Through Any Exam\u003cbr\u003eThe CTIFREE 991ES Plus 2nd Edition Scientific Calculator is your essential tool for high school, college, and professional exams. With 417 built‑in functions, a large two‑line natural display, and dual power source (solar + battery), it handles everything from basic arithmetic to complex calculus and matrix calculations. Approved for most standardized tests (SAT, ACT, AP, GCSE, A‑Levels, etc.) — no graphing, no programmable storage, just pure calculating power.\u003c\/p\u003e\n\u003cp\u003eWhy Students Love It\u003c\/p\u003e\n\u003cp\u003e417 Comprehensive Functions: Includes equations, integrals, derivatives, statistics, matrix\/vector calculations, complex numbers, and base conversions.\u003c\/p\u003e\n\u003cp\u003eNatural Textbook Display: Shows fractions, square roots, exponents, and integrals just as they appear in your textbook — no more guessing.\u003c\/p\u003e\n\u003cp\u003eLarge 10+2 Digit Screen: Multi‑line display lets you review previous entries and edit formulas easily.\u003c\/p\u003e\n\u003cp\u003eDual Power Source: Solar cell with battery backup ensures you never run out of juice during a long exam.\u003c\/p\u003e\n\u003cp\u003eLightweight \u0026amp; Portable: Weighs just 220g and slips into any bag or pencil case.\u003c\/p\u003e\n\u003cp\u003eProduct Details\u003c\/p\u003e\n\u003cp\u003eModel: 991ES Plus 2nd Edition (417 Functions)\u003c\/p\u003e\n\u003cp\u003eDisplay: 10+2 Digits, Natural V.P.A.M. (Visually Perfect Algebraic Method)\u003c\/p\u003e\n\u003cp\u003ePower: Solar + LR44 Battery (Included)\u003c\/p\u003e\n\u003cp\u003eMaterial: ABS Plastic (Durable, Drop‑Resistant)\u003c\/p\u003e\n\u003cp\u003eDimensions: 17.42 × 8.12 × 0.90 cm\u003c\/p\u003e\n\u003cp\u003eWeight: 220g\u003c\/p\u003e\n\u003cp\u003eColors: Black (Large Screen), Silver (Large Screen)\u003c\/p\u003e\n\u003cp\u003eAlso Available: 991EX with 552 Functions (Large Screen)\u003c\/p\u003e\n\u003cp\u003ePerfect For\u003c\/p\u003e\n\u003cp\u003eGCSE, A‑Level, SAT, ACT, AP exams\u003c\/p\u003e\n\u003cp\u003eHigh school \u0026amp; university math, physics, engineering\u003c\/p\u003e\n\u003cp\u003eProfessional certification tests (PE, FE, etc.)\u003c\/p\u003e\n\u003cp\u003eDaily homework and lab work\u003c\/p\u003e\n\u003cp\u003eCalculate with Confidence. Add to Cart Now.\u003c\/p\u003e","brand":"Gear Outlet","offers":[{"title":"Black","offer_id":57118446387575,"sku":"991esplus2nd- Large","price":17.95,"currency_code":"EUR","in_stock":true},{"title":"Silver","offer_id":57118446420343,"sku":"991esplus2nd- Large","price":17.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/5597\/5081\/files\/1_be4d48e4-87f4-49a8-964a-eda2f0aae2bc.jpg?v=1779602712","url":"https:\/\/gearoutlet.de\/products\/ctifree-991es-plus-2nd-edition-scientific-calculator-417-functions-for-high-school-university-exams-dual-power-display-991esplus2nd","provider":"Gear Outlet","version":"1.0","type":"link"}