--- product_id: 648686690 title: "CTIFREE Fc-991Es Plus-2Nd Edition Technical And Scientific Calculator Fc-991Es Plus 2Nd Edition, 417 Function 2 Line 10+2 Digits Written Display Solar Scientific Calculator (Fc 991ES Plus)" brand: "facehub47" price: "$21.40" currency: USD in_stock: true category: "Facehub47" url: https://www.desertcart.us/products/648686690-ctifree-fc-991es-plus-2nd-edition-technical-and-scientific-calculator store_origin: US region: United States of America --- # Natural textbook display Dual solar & battery power 417 functions CTIFREE Fc-991Es Plus-2Nd Edition Technical And Scientific Calculator Fc-991Es Plus 2Nd Edition, 417 Function 2 Line 10+2 Digits Written Display Solar Scientific Calculator (Fc 991ES Plus) **Brand:** facehub47 **Price:** $21.40 **Availability:** ✅ In Stock ## Summary > 📊 Elevate your calculations—because precision is the new power move. ## Quick Answers - **What is this?** CTIFREE Fc-991Es Plus-2Nd Edition Technical And Scientific Calculator Fc-991Es Plus 2Nd Edition, 417 Function 2 Line 10+2 Digits Written Display Solar Scientific Calculator (Fc 991ES Plus) by facehub47 - **How much does it cost?** $21.40 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/648686690-ctifree-fc-991es-plus-2nd-edition-technical-and-scientific-calculator) ## Best For - facehub47 enthusiasts ## Why This Product - Trusted facehub47 brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Unstoppable Dual Power:** Solar + battery combo means no more mid-exam calculator blackouts. - • **Ergonomic & Durable Keys:** High-quality plastic keys with distinct shapes for a comfortable, precise typing experience. - • **Textbook-Perfect Display:** See equations exactly as they appear in your textbooks for flawless comprehension. - • **Lightweight with Slide Case:** Carry your calculator effortlessly and protect it in style wherever you go. - • **Master 417 Scientific Functions:** From algebra to vectors, unlock every formula you need for university and beyond. ## Overview The CTIFREE Fc-991Es Plus 2nd Edition is a professional-grade scientific calculator featuring 417 functions, a dual solar and battery power system, and a natural textbook display. Designed for college students, engineers, and financial professionals, it offers a 2-line, 10+2 digit display, ergonomic plastic keys, and a lightweight design with a protective slide case, ensuring reliable performance and portability. ## Description Please read the product manual carefully before using this scientific calculator. Written display: Display expression same as textbook. Solar powered scientific calculator: With two way energy source, keep you away from no-charge embarrassment. Curved edge scientific calculator: Protect your hands and improve using experience. With Silde-on Case: Mostly protect the calculator's body Light weight. Its light weight makes it easier to be carried. 10 + 2 digits: 10-digit mantissa / 2-digit exponential display. Multi-replay: Quick and easy recall of previously executed formulas for editing and re-execution. ABS Plastic keys: With clear print, it's more durable and higly good quality. List based STAT-data editor:Viewing and editing of input data in list format, showing data groups (x-data, y-data, frequency) and surrounding data. Ideal For College students, engineers, financial job man etc. Warning: Disassembly only by the professionals. Package Including: 1 x Calculator with slide case. 1 x User Guide (Four Languages Version—English, Chinese, Spanish, French) ## Features - 【417 Functions Scientific Calculator】The scientific calculator has 417 functions and covers the most scientific functions what college students need to use at university, including algebra, solving equations, vectors, matrices, data analysis, etc. Reading instruction attached will help you know how to use and find these functions. - CTIFREE Fc-991Es Plus-2Nd Edition Technical And Scientific Calculator Fc-991Es Plus 2Nd Edition, 417 Function 2 Line 10+2 Digits Written Display Solar Scientific Calculator - 【Two Way Power Electronic Calculator】Solar and battery,double safe uninterruptible power,environmental protection and energy saving advantages - 【Plastic Keys】Use high quality plastic keys,and make keys in different area have different shape, to give you the most comfortable experience. Letters printed on keys are super clear - Features Natural Textbook Display format for displaying equations and calculation result just as they appear in textbooks. Excellent quality and authentication ensure confidence and peace of mind for use in educational settings. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DCHRBSPP | | Best Sellers Rank | #4,483 in Office Products ( See Top 100 in Office Products ) #25 in Scientific Calculators | | Brand | Facehub47 | | Calculator Type | Engineering/Scientific | | Color | Black | | Country of Origin | China | | Customer Reviews | 4.5 4.5 out of 5 stars (23) | | Display Type | LCD | | Enclosure Material | Plastic | | Item Dimensions L x W | 10L x 4W centimeters | | Item Weight | 90 Grams | | Manufacturer | Face Hub 47 FZE | | Mfr Part Number | Fc-991Es Plus-2Nd Edition | | Model Name | Fc-991Es Plus-2Nd Edition | | Number of Batteries | 1 CR2032 batteries required. | | Power Source | Battery and Solar | | Screen Size | 1.1 Inches | | UPC | 764488172955 | | Warranty Description | One Month | ## Product Details - **Brand:** Facehub47 - **Calculator Type:** Engineering/Scientific - **Colour:** Black - **Power source:** Battery and Solar - **Screen size:** 1.1 Inches ## Images ![CTIFREE Fc-991Es Plus-2Nd Edition Technical And Scientific Calculator Fc-991Es Plus 2Nd Edition, 417 Function 2 Line 10+2 Digits Written Display Solar Scientific Calculator (Fc 991ES Plus) - Image 1](https://m.media-amazon.com/images/I/61p7DwfjV4L.jpg) ## Frequently Bought Together - Facehub47 CTIFREE Fc-991Es Plus-2Nd Edition Technical And Scientific Calculator Fc-991Es Plus 2Nd Edition, 417 Function 2 Line 10+2 Digits Written Display Solar Scientific Calculator (Fc 991ES Plus) - Zucng 2PCS Clear Pencil Cases, Clear Exam Pencil Case, Waterproof PVC Zippered Cosmetic Storage Pouch, Travel Luggage Pouch Make up Cosmetic Bag - Helix Oxford Mathematical Instruments Set --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/648686690-ctifree-fc-991es-plus-2nd-edition-technical-and-scientific-calculator](https://www.desertcart.us/products/648686690-ctifree-fc-991es-plus-2nd-edition-technical-and-scientific-calculator) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-05-16*